Problem: According to Piaget's cognitive-interactionist perspective, ... Group of answer choices internal (environmental) and external (cognitive) factors interact and jointly affect the learning of a second language (but not the first). internal (cognitive) and external (environmental) factors interact and jointly affect the learning of a second language (but not the first). internal (cognitive) and external (environmental) factors interact and jointly affect the learning of first and second languages. internal (environmental) and external (cognitive) factors interact and jointly affect the learning of first and second languages.