$1)$Human babies need $16$ hours, and most of us probably feel we need around eight hours sleep to function well$$ The use of the Simple Present in this sentence can be explained as follows:

A$-$ A situation that started in the past and continues up to the present

B$-$ A situation that is going on now.

C$-$ A situation that reveals a state or habit

D$-$ A situation that happened in the past

E$-$ A situation that will happen in the near future.