Please pass the sun reflector

You have recently upgraded the CPU in one of your servers, including a heat sink and a CPU fan. Unfortunately, the temperature of the CPU is getting very hot during normal operation. Which of these is most likely the cause of this overheating?

A) The CPU configuration in the BIOS is misconfigured

B) The CPU is not the correct type for your motherboard

C) The amount of thermal compound is insufficient

D) The processor is faulty

E) The CPU is trying to get a better tan