The Monarch Butterfly Eats Milkweed, a Plant That Contains Toxic

The monarch butterfly eats milkweed, a plant that contains toxic cardiac glycosides.Because it has evolved the ability to ingest milkweed and digest its chemicals, the monarch butterfly is also toxic to predators.Both the milkweed and the monarch are examples of

A) crypsis.
B) chemical defense.
C) warning coloration.
D) Batesian mimicry.
E) Müllerian mimicry.