Question

Canals and aqueducts allow humans to __________.
A.
conserve water supplies
B.
produce hydroelectricity
C.
settle below river level
D.
transport people and goods

Please select the best answer from the choices provided.

A
B
C
D

Answer 1

Answer:

sry I can't know the answer

Answer 2

Answer:

$| \sqrt[ \s} ]{?} | 4 {?}^{2}$