Which one of the following correctly describes the location of some body parts in the earthworm Pheretima?

One pair of ovaries attached to the intersegmental septum of 12^th and 13^th segments. Testes are present in 10^th and 11^th segments (not 11^th and 12^th). Spermathecae are four pairs in number (6^th to 9^th segments). Prostate glands are one pair in number and extend from 16^th or 17^th segment to 20^th or 21^st segment.