The absorption spectrum of chlorophyll and the action spectrum of photosynthesis are identical because

• A
  carotenoids act as antennary molecules in the blue spectrum
• B
  chlorophyll is the chief pigment of light absorption in the red spectrum
• C
  chlorophyll absorbs maximum light in the blue and red spectrum,which also shows a higher rate of photosynthesis
• D
  maximum photosynthesis is observed in green light