We put the front in the front side bus

When looking over the specifications of a new computer, the front-side bus (FSB) speed is prominently displayed. Why is the front-side bus important?

A) The FSB describes the overall speed of the computer.

B) The FSB describes the speed of the bus between the hard drives and the CPU.

C) The FSB describes the speed of the bus between the northbridge and the CPU.

D) The FSB speed is a “marketing” statistic that has very little practical meaning.