if you see two monochromatic lights which have the same output powers and whose wavelengths are 410nm and 420nm then

a)the o=intensities look the same but the 420nm light looks greener

b)the intensities and the hues both look the same

c)the 410nm light appears brighter and the hues look the same

d)the 420nm lights appears brighter and the hues look the same

e)the 420nm light looks brighter and greener