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Following are the statements about prost...

Following are the statements about prostomium of earthworm .
a) It serves as a covering for mouth
b) It helps to open cracks in the soil into which it can crawl
c) it is one of the sensory structures
d) it is the first body segment

A

(a),(b),(C) and (d) are correct

B

(b) and (c) are correct

C

(a), (b), and (c) are correct

D

(a), (b), and (d) are correct

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