The Debate About Critical Periods and Sensitive Periods of Development

Multiple Choice

The debate about critical periods and sensitive periods of development is not completely resolved.What is the predominant belief about the critical period for language learning?

A) There is a critical period for learning accurate language pronunciation.
B) There is a critical period for mastering the grammar and syntax of a language.
C) There is a critical period for vocabulary acquisition in a second language.
D) There is a critical period for English speakers to learn Mandarin and other tonal languages.