According to Piaget, the process of language acquisition is based on which cognitive mechanism?

Consider the statements (A) and (B) regarding Translanguaging. (A) Translanguaging is a flexible form of multilingualism. (B) Translanguaging is switching between the languages known in order to maximize communicative potential.

Consider the following activities assigned to students. Which of these activities are most effective to develop communicative skills? (i) He ________ (is/are) an actor. (ii) On the weekend, I'm going to ________ in the morning and will return by 5pm in the evening. (iii) Ask your friend where he/she likes to visit on weekends and why. (iv) Ask your classmate two points which she/he considers during a group discussion.