Which of the following is the PRIMARY difference between a Celeron and a Pentium chip?

A.
A Celeron chip has a higher performance index than a similar speed Pentium chip

B.
A Celeron chip is more expensive than a similar speed Pentium chip.

C.
A Celeron chip has less cache than a similar speed Pentium chip

D.
A Celeron chip has built-in extra features such as wireless support.