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Four pairs of spermathecal apertures are situated on the ventro-lateral sides of the intersegmental grooves in 5^th -9^th segments.

A single female genital pore is present in the mid-ventral line of 14th segment.

A pair of male genital pores is present on the ventro-lateral sides of the 18^th segment.

Numerous minute pores called nephridiopores open on the surface of all the segments of the body.

answer is D.

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Detailed Solution

Numerous minute pores called nephridiopores open on the surface in all the segments except the first two segments in earthworm.

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