The correct option is A Leftphallomere
The male genital pore is surrounded by chitinous and asymmetrical structures called phallic organs or gonapophyses or phallomeres. They help in copulation. These are the male external genitalia.These are the ventral , left and right phallomeres. The male genital aperture is present at the base of the ventral phallomere. The left phallomere bears a pseudo penis , a titillator , a aspirate lobe. The right phallomere bears a hook and a serrate lobe.