Which of the Following Statements About Thermoregulation Is Correct

Which of the following statements about thermoregulation is correct?

A) in a cold environment, the body will lose heat by conduction, convection, radiation, and evaporation.
B) in a hot environment when the temperature of the environment exceeds that of the skin surface, evaporation is the only means for the body to lose heat.
C) the temperature control centers in the hypothalamus receive afferent input from peripheral thermoreceptors in the skin and central thermoreceptors in the hypothalamus and internal organs.
D) both (b) and (c) above.
E) all of these answers.