A study of the genomes of dogs from around the world indicated that:

A) the dogs' closest relative is the gray wolf.
B) all dogs appeared to develop from a mixture of wolf and coyote.
C) some dogs evolved from the coyote and some from the wolf.
D) all dogs appeared to evolve from a mixture of the jackal and the wolf.
E) all dogs appeared to evolve from a mixture of the wolf, jackal, and the coyote.