If a Male Silk Moth Lacked a Receptor for Bombykol

If a male silk moth lacked a receptor for bombykol, what deficit would likely be observed?

A) The male would have difficulty locating a mate.
B) The male would have difficulty locating food.
C) The male would have difficulty responding to alarm signals.
D) The male would have difficulty attracting a female moth.
E) The male would have difficulty molting.