How Does the Critical Period for Deaf Children Acquiring Sign

Multiple Choice

How does the critical period for deaf children acquiring sign language compare to the critical period for hearing children acquiring spoken language?

A) There really is no critical period for deaf children acquiring sign language, whereas there is quite a definite critical period for hearing children acquiring spoken language.
B) The critical period for deaf children acquiring sign language is essentially the same as the critical period for hearing children acquiring spoken language.
C) The critical period for deaf children acquiring sign language is shorter than the critical period for hearing children acquiring spoken language.
D) The critical period for deaf children acquiring sign language is longer than the critical period for hearing children acquiring spoken language.