The adolescent period can be divided into early, middle, and late periods.

a. True

b. False

Yes it is absolutely true that the adolescent period can be divided into early, middle and late periods. The correct option among all the options given in the question is option "a". The early period is calculated between 10 and 13 years of age. The middle period is calculated between the years 14 and 16 years. The last period is the late period and it is calculated between the years 17 and 21 years.