GMAT Sentence Correction (SC) | Re: The principal feature of the redesigned checks is a series

A lot going on for (C).

Here are my 2 cents.

company hopes will help merchants confirm a check’s authenticity ,by including.

Changes the meaning.

Merchants confirm blah blah blah.... By including.. blah blah blah.

Instructions include blah blah and not the merchants.

Utterly wrong it is

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