Quote:
Contestants in many sports prepare for competition by eating pasta as part of a "carbohydrate-loading" regimen that is supposed to provide quick energy.
Intended meaning:
The sentence presents a few facts about how contestants prepare for a competition.
It says that they do so by eating pasta. This act (of eating pasta) is
a part of a "carbohydrate-loading" regimen that is supposed to provide quick energy.
(The noun modifier that correctly refers to regimen)
Quote:
(A) prepare for competition by eating pasta as
Correct as it is, let us look for errors in PoE.
as is used to describe role/ function here and is followed by a noun.
Quote:
(B) prepare for competition and eat pasta, which is
why do we need to separate two main verbs: prepare and eat,
when we know the interlink between them? Incorrect usage of which here.
Quote:
(C) prepare for competition by eating pasta because this is
we need coma before because since we are joining two independent clauses.
Quote:
(D) eat pasta to prepare for competing, which is
We need to describe eating pasta as a role for something. Incorrect usage of which here.
Quote:
(E) eat pasta to prepare for competing as
for competing is incorrect usage. The proposition for is to be followed by a noun
and not a gerund as shown here.