Doubt about a paragraph's syntax

[GuilhermeRM]

In the context of the sentences that precede and
follow sentence 13, which is the best revision
of sentence 13 (reproduced below)?
Watch out for human error and careless work-
manship.
(A) Human error and careless workmanship
are almost unavoidable
(B) Especially human error and careless
workmanship.
(C) There’s hardly no foolproof way to
prevent human error and careless
workmanship.
(D) You must never put down your guard
against human error and careless
workmanship.
(E) Accidents can happen accidentally by
human error and careless workmanship.

''[12] But the
dangers of nuclear energy dampen the world’s
enthusiasm. [13] Watch out for human error and
careless workmanship. [14] They can cause huge
disasters such as the one in Chernobyl in 1986,
which killed countless people and radiated half the [...]''


Hello; I thought letter ''b'' was really correct, since is the only alternative that connects sentence [13] with its antecedent, using the word ''Especially''. letter a, which is actually the correct answer, set off a vacuum between [12] and [14] ... Why is it the correct answer?

 

[AppleRome]

Because sentence #14 is started with "they".

So logically, the sentence #13 must be started with nouns which refer to "they".

Just my two dollars hehe!

 

[Raymott]

Hello; I thought [STRIKE]letter ''b''[/STRIKE] sentence B was really correct, since is the only alternative that connects sentence [13] with its antecedent, using the word ''Especially''. [STRIKE]letter a[/STRIKE]Sentence A, which is actually the correct answer, set off a vacuum between [12] and [14] ... Why is it the correct answer?

Well, B isn't actually a full sentence, so technically it's wrong.
A doesn't introduce a vacuum. 12, A, 14 reads quite smoothly.

 

[GuilhermeRM]

Thank you :up: