Possession of thin membrane enables a tapeworm to

A.

Fasten themselves to the wall of the host's intestine

B.

Lay numerous eggs

C.

Absorb digested food from the host's intestine to their system

D.

Shield themselves inside the host's intestine with anti-enzymes in order to avoid being digested

Correct answer is C

The tapeworm possesses a thin membrane mostly because of it absorption of digested food from the intestine of the host.