GMAT Sentence Correction (SC) | Re: Finally reaching a decision on an issue that has long been

The point here is to decide what really is intended to protect the fish B says that it is the small steps that are intended to protect. This is forthright and touching the nose from the front.
C says that it is the politicians' proposing of small steps that are intended to protect. This is indirect and touching the nose from behind.
The entire canvas has changed in C due to a changed change of a word. Therefore, B is a better fit.

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