It is the psychologist.
Ophthalmologist is a doctor for your eyes.
Glib is apparently a adjective.
Chauvinist is intense patriotism.(if you want more info, google is your friend)
Answer:
Carbohydrates
Explanation:
The body's preferred source of energy.
C. Surviving on nuts and roots
Answer:
B. Humidity
Explanation:
Because, the climate can be affect because of humidity