Many animals such as the poison dart frog, the tiger moth, and the black widow spider give predators advanced warning of their unpalatability or danger through aposematic warning signs, while other animals such as the harmless scarlet kingsnake simply mimic the bright colors of the _______ species to keep predators away.

a) Pernicious

b) Amicable

c) Comestible

d) Pulchritudinous

e) Deleterious

f) Esculent