Among the statements given below about Nereis, select the incorrect statements about the organis...

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Among the statements given below about Nereis, select the incorrect statements about the organism and mark the correct code.

I. The phenomenon of sexual maturation of Nereis is called heterotoky.
II. The pygidium of Nereis is called anal segment.
III. The body of the organism has two distinct regions.
IV. Fertilisation is external and occurs in sand.
V. Mesenteron of Nereis has oesophagus, stomach and intestine.
Codes
(A) I and III
(B) II and V
(C) II, III and IV
(D) I, II, III and IV
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