Where are earthquakes most likely to take place?
(1) along the core-mantle interface
(2) where the composition of the Earth
tends to be uniform
(3) near the Earth's Equator
(4) near a fault zone

Air enters through the nose (and sometimes the mouth), moves through the nasal cavity, the  pharynx, the  larynx, enters the  trachea, moves through the  bronchi  andbronchioles  till the alveoli.

Yes yes yes very good

Bees shall never produce milk no matter what but this is a joke and the answer is a breast that produces milk.