John is a nine year old boy as a growing boy he is undergoing many changes. Classify the various changes that John is experiencing as social and emotional physical or cognitive.

Physical:

Body produces increased testosterone.

Sweats more.

Social and emotional:

Concerned about appearance.

Attracted to opposite gender.

Cognitive:

Started understanding abstract concepts.

Explanation:

Body produces increased testosterone.

The testes starts producing testosterone as the pituitary gland stimulates it to produce testosterone and sperm cell.

Sweats more.

Concerned about appearance.

Teenagers or near teenage students start worrying about their appearance, worrying what others think about them.

Attracted to opposite gender.

Teenagers or near teenage students get attracted to opposite gender.

Hope this helps ;) ❤❤❤

answer; i believe the answer is (polygenic inheritance;

trachea, alveoli, lung capillaries, arteries