According to the passage, which of the following i...

Câu hỏi: According to the passage, which of the following is NOT mentioned about the wolf?

A. Wolves have been living on Earth for about a million years.

B. Wolves have better genes than dogs, so they are stronger.

C. Wolves could not be domesticated the way dogs have been.=

D. Wolves may not be kept as pets the way dogs have been.