question_answer

Which one of the following is a characteristic of sub-phylum protochordata?

i. They are diploblastic animal with a false coelom.

ii. Their body is bilaterally symmetrical.

iii. They have notochord atleast at some stage of life.

iv. They are land animals.

A) i and ii

B)  ii and iii

C)  iii and iv

D)  I and iv

E)  None of these