Which Are the Attachments of the Dorsal Interossei Pedis

Which are the attachments of the dorsal interossei pedis?

A) metatarsals to the sides of the phalanges and the distal tendons of the extensor digitorum longus (dorsal digital expansion) of toes two through four
B) metacarpal of fingers one through five to the proximal phalanx of fingers two,three,and four on the side away from the center of the middle finger
C) calcaneus to the distal tendon of the flexor digitorum longus muscle
D) metatarsals to the sides of the phalanges and the distal tendons of the flexor digitorum longus of toes three through five