All the following statemnts are correct about the reproductive system of earthwrom, but one is wrong. Which one is wrong?
A. There are two pairs of testes one pair in the 10th and one pair of 11th segment
B. One pair of ovaries attached at the inter-segmental septum of the 12th and 13th segment
C. Two pairs of accessory glands one pair each in 18th and 19th segments
D. Four pairs of spermatheca are located in 6th-9th segments, one pair in each segments.