(B) In the earthworm $(Pheretima \text{ } posthuma)$, two pairs of accessory glands are present.These glands are located in the $17^{th}$ and $19^{th}

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(B) In the earthworm $(Pheretima \text{ } posthuma)$, two pairs of accessory glands are present.These glands are located in the $17^{th}$ and $19^{th}$ segments, one pair in each.They are associated with the genital papillae and play a role during the process of copulation.