ACCORDING TO THE PASSAGE, WHAT ARE MUSTELIDS

61. - DE THI THU DAI HOC MON TIENG ANH
Tiếng Anh DE THI THU DAI HOC MON TIENG ANH

61. According to the passage, what are mustelids?

A. A family of marine mammals that have blubber.

B. A type of sea otter.

C. A group of mammals that contains sea otters.

D. A kind of sea animal that includes clams, crabs, and many other creatures.