You find a tabanidae that is 6-11 mm long, has long antennae, three ocelli, and distinctly banded wings. this is commonly known as a(n) fly.

Commonly known as deer flies.  Tabanidae females inject chrysoptin into a feeding wound, which acts as an anticoagulant. Deer flies (Tabanidae) most commonly feed on the head and neck of the host. Tabanidae adults feed on the fecal matter of the insect order Hemiptera. 

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.