Final answer:
Preadolescence refers to the years immediately before puberty when hormonal changes begin. It covers the ages 11 to 12 years and coincides with the start of puberty, although few of the obvious physical changes of puberty have yet to occur.
Step-by-step explanation:
Preadolescence refers to the years immediately before puberty when hormonal changes begin. It covers the ages 11 to 12 years and coincides with the start of puberty, although few of the obvious physical changes of puberty have yet to occur. During this stage, children experience significant cognitive and psychosocial development, including the ability to think abstractly and develop a sense of identity.