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humtum0
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humtum0
The pesticide Azocide, introduced to central valley farms three summers ago, has proven ineffective because other pesticides' chemical compositions already in wide use neutralizing its desired effect.

(A) because other pesticides' chemical compositions already in wide use - wrong because it says the chemical compositions is in use - awkward
(B) because of the chemical compositions of the pesticides already in wide use - Same errror
(C) due to other pesticides already in wide use, whose chemical compositions have been - Correct its a going on action so have been
(D) since, due to the chemical compositions of other pesticides already in use, those pesticides have been - repeating pesticides redundant
(E) because of other pesticides and their chemical compositions already in use, which have been - and is ambiguous here not required

Please explain
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GMATBLACKBELT
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beckee529
humtum0
The pesticide Azocide, introduced to central valley farms three summers ago, has proven ineffective because other pesticides' chemical compositions already in wide use neutralizing its desired effect.

(A) because other pesticides' chemical compositions already in wide use
(B) because of the chemical compositions of the pesticides already in wide use
(C) due to other pesticides already in wide use, whose chemical compositions have been
(D) since, due to the chemical compositions of other pesticides already in use, those pesticides have been
(E) because of other pesticides and their chemical compositions already in use, which have been

Please explain

i got C for the answer
here is a good link to explain the diff between "due to/ because of"
https://www.agriculture.purdue.edu/agcom ... r_trap.htm


Wow nice. Thx for the link.
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I will go with E.
I think because of is preferable here. "has proven ineffective" is a verb form and so because of fits well.

Whats the OA ?
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rgajare14
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One more website which I am in love with for some nice grammar tips.
https://web.ku.edu/%7Eedit/because.html
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bkk145
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beckee529
humtum0
The pesticide Azocide, introduced to central valley farms three summers ago, has proven ineffective because other pesticides' chemical compositions already in wide use neutralizing its desired effect.

(A) because other pesticides' chemical compositions already in wide use
(B) because of the chemical compositions of the pesticides already in wide use
(C) due to other pesticides already in wide use, whose chemical compositions have been
(D) since, due to the chemical compositions of other pesticides already in use, those pesticides have been
(E) because of other pesticides and their chemical compositions already in use, which have been

Please explain

i got C for the answer
here is a good link to explain the diff between "due to/ because of"
https://www.agriculture.purdue.edu/agcom ... r_trap.htm


Thanks so much for the link...
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Cooper2248817
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"B"

narrowed it down to "B" and "E"

according to Strunk and White the because is perfered over due to

what's the OA?
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humtum0
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Thanks for the very useful links friends.

OA is C



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