What RF math formula should be used to convert an RF va…

What RF math formula should be used to convert an RF value in units of dBm into a value of mW?
*NotE. “dBm” in the formulas represents the known dBm value

A.
mW 10(dBm/10)

B.
mW

C.
mW

D.
mW

E.
mW

F.
mW =