The author should back up his\her claim or argument with factual evidence t support their claim .
Unclear question. I infered you are referring to the grammatical structure/usage of some expressions in the sentence.
Answer:
It is an Idiomatic expression.
Explanation:
The expression "following the crowds" is idiomatic, meaning It should be understood figuratively.
In a sense, as used in this context it implies there's a price for doing whatever others do pertaining to how long they cook. So one must maintain his own cooking time schedule not following the crowd.
The base of the flag is the standard American flag, but it has a big pig in the middle.
My guess would be : He wants Rohan to concentrate on the race.
I think "excluded" would work well