It is known that when neurons activate, we say that they

Question

It is known that when neurons activate,  we say that they "fire", and  they pass on a signal to other neurons. 
A) we say that they "fire", and
B) which we say they "fire", and
C) called "firing", and
D) referred to as "firing",
E) which we call firing, and

Hussain15 · Answer

IMO "D".

What is the source of the question???

mads · Answer

It is known that when neurons activate, we say that they "fire", and they pass on a signal to other neurons.

Here when ...statement is not complete if we have 'and'.

It is known that when neurons activate, referred to as "firing", they pass on a signal to other neurons. --> is the correct one. Answer is D.

seekmba · Answer

I was confused between (A) and (D) but picked (D).

What is the OA?

also, would like to know the reasoning for (A) to be wrong.

lagomez · Answer

Not A because take out the material in between the commas and you get an awkward sentence.

It is known that when neurons activate and they pass on a signal to other neurons.

onedayill · Answer

I'll also go with D.

A looks awkward.

ykaiim · Answer

OA is D.

serhio · Answer

It is known that when neurons activate,  we say that they "fire", and  they pass on a signal to other neurons. 
A) we say that  they  "fire", and  no need for the second they 
B) which we say  they  "fire", and  no need for the second they 
C) called "firing", and  no need for and - changing the meaning 
D) referred to as "firing",  correct 
E) which we call firing, and  no need for and - changing the meaning

Nishant1984 · Answer

Nice explanation

gauravnagpal · Answer

if i ignore the text within commas ( , 
It is known that when neurons activate they pass on a signal to other neurons. sentence is complete and henece and is not required . So I narrow down to C and D.....Dont know why but called firing does not seem to fit in .... and hence I pick D ( I reckon infinitive is required here. as it is preceded by a comma . had this been preceded by a colon : then I would have picked C ) ....

cheers

aim730 · Answer

Answer is D straight away....!!!!

It is known that when neurons activate, we say that they

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