The correct options are
A It is often the time in one’s life when the brain has the greatest capacity for learning.
B Both boys and girls undergo a lot of physical changes.
C There will be constant mood swings.
1. Adolescence is also a period of change in a person’s way of thinking. Adolescents are more independent than before and are also self-conscious.
2. Intellectual development takes place and they tend to spend considerable time thinking. In fact, it is often the time in one’s life when the brain has the greatest capacity for learning.
3. Sometimes, however, an adolescent may feel insecure while trying to adjust to the changes in the body and mind. But as adolescent learners, you should know that there is no reason to feel insecure. These changes are a natural part of growing up.