In earthworm, four pairs of spermathecal pores are present in
5-6th, 6-7th, 7-8th and 8-9th segments
2nd-3rd, 3rd-4th, 4-5th and 5-6th segments
4-5th, 5-6th, 6-7th and 7-8th segments
10-11th, 11-12th,12-13th and 13-14th segments
As we learn
Spermatheca -
Intersegmental groves of 5/6, 6/7. 7/8 and 8/9. Four pairs of spermathecal pores are present, which are opening of spermatheca.
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Correct option is 1