Two Lasers Emit Equal Numbers of Photons Per Second

Two lasers emit equal numbers of photons per second. If the first laser emits red light and the second emits blue light, the power radiated by the first is

A) equal to that emitted by the second.
B) greater than that emitted by the second.
C) less than that emitted by the second.
D) dependent on the time interval of the emission.