Located at the very coal mines that provided them with fuel, the use of steam engines in eighteenth-century England increased coal production by allowing for mines to be drained of water and permitting extraction of deeper layers of coal.
(A) the use of steam engines in eighteenth-century England increased coal production by allowing for mines to be drained of water and permitting
(B) steam engines increased coal production in eighteenth-century England by permitting the drainage of mines and the
(C) steam engines in eighteenth-century England allowed an increase in coal production by permitting the drainage of mine water and permitting
(D) steam engines increased coal production in eighteenth-century England by allowing water to be drained out of mines and
(E) eighteenth-century use of steam engines increased English coal production by draining mines and
A very important question of modifiers and parallelism.
How to eliminate errors:
Given information:
Located at - that’s the clue . What is located at the coal mines ? We can easily arrive to B, C, D. A and E are out .
Check for any other clue in the given information- extraction - noun . Check for another noun , which can form parallelism.
B- drainage and extraction- so far so good. Keep B
C- why do we have to use permitting two times. It’s not required. Also, C is wordy and it has its own problems.
D- to be drained out - we are talking about 18 century. Can we use - to be drained out. Also meaning issue.
We are left with B and C.
I go with B because it’s straight, meaningful and elegant.
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