Sentence Correction (SC) | Re: One legacy of Madison Avenues recent campaign to appeal to people fif

HiPiyushggmat ,

In the correct option, a noun(legacy ) is parallel to another noun(realization):

1. Onelegacy of Madison Avenue’s recent campaign to appeal to people fifty years old andover is therealization that as people age, their concerns change aswell.

Therealization is a better fit here (forlegacy ) than either torealize orrealizing .
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