In contrast to true hibernators such as woodchucks and hedgehogs, whose body temperatures drop close to the freezing point during the winter months, the body temperature of bears remains nearly normal
throughout their prolonged sleep.
(A) the body temperature of bears remains nearly normal
(B) a nearly normal body temperature is maintained by bears
(C) a bear’s body temperature remains nearly normal
(D) a bear maintains a body temperature that is nearly normal
(E) bears maintain a nearly normal body temperature