GMAT Sentence Correction (SC) | Iguanas have been an important food source in Latin America

Iguanas have been an important food source in Latin America since prehistoric times, and it is still prized as a game animal by the campesinos, who typically cook the meat in a heavily spicedstew.

(A) it is still prized as a game animal
(B) it is still prized as gameanimals
(C) they are still prized as game animals
(D)they are still prized asbeing a game animal
(E) color=#ff0000]being[/color][/color] game animal

They is correct since the first part of the sentence uses 'have been which is plural
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