Question

Which statement is true for both incomplete and complete digestive systems?

A.
Materials enter and exit through the same opening.

B.
Digestion begins outside the cells.

C.
The digestive cavity is like a tube.

D.
Continuous feeding is possible.

pretty sure it's B

Answer 1

last question

Answer 2

yes you are right it is B :3

Answer 3

Thanks that's all

Answer 4

np :3