Questions: The period is the developmental period from about 6 to 11 years of age, approximately corresponding to the elementary school years.

The answer is A: middle and late childhood.

Explanation for each option:

A. Middle and late childhood: This is the correct answer. The developmental period from about 6 to 11 years of age is typically referred to as middle and late childhood. This stage corresponds to the elementary school years, where children experience significant growth in cognitive, social, and emotional development.

B. Prenatal: This option is incorrect. The prenatal period refers to the time before birth, encompassing the development of the embryo and fetus during pregnancy.

C. Adolescent: This option is incorrect. Adolescence is the developmental period that follows middle and late childhood, typically starting around age 12 and continuing into the late teens. It is characterized by puberty and the transition from childhood to adulthood.

D. Early childhood or preschool: This option is incorrect. Early childhood or preschool refers to the developmental period from about 2 to 5 years of age, prior to entering elementary school. This stage is marked by rapid growth in language, motor skills, and social interaction.