Multiple choice and needs to be backed up with factual information on why you chose the answer. I will not choose

you as a best answer if you do not provide all information asked. PLEASE NO *WORKING ON YOUR ANSWER* REPLIES I WILL REPORT THEM*. 

1. Which of of these tissue types is most cellular in teeth?

a. pulp

b. enamel

c. dentin

d. cementum 

2. A major means for conserving heat is

a. enhanced sweating

b. vasodilation of cutaneous blood vessels

c. increased metabolic rate

d. vasoconstriction of cutaneous blood vessels