What is the center frequency of channel 2?

Given:
The center frequency of channel 1 in the 2.4 GHz ISM band is 2.412 GHz (2412 MHz).
What is the center frequency of channel 2?

A.
2.413 GHz

B.
2.417 GHz

C.
2.422 GHz

D.
2.432 GHz

E.
2.437 GHz