How does growing up in a bilingual family as opposed to growing up in a monolingual family (IV) affect language acquisition (DV) during preschool (population)?

Description

The topic is: How does growing up in a bilingual family as opposed to growing up in a monolingual family (IV) affect language acquisition (DV) during preschool (population)?

This has to be a research review from studies done in the USA. Please look at the synthesis matrix and the Reference Information Chart for a Literature Review to gather the information necessary.