Answer:
The correct answer is to absorb light energy.
Explanation:
Photosynthetic cells have a special kind of colorful compound called pigments, absorb light energy from the sun. There are different pigments reacts to certain wavelengths of light.
Chlorophyll, the primary pigment used in photosynthesis which reflects green light and absorbs blue and red light most strongly.
Chlorophyll a is the major and core pigment while others are accessory pigments absorbs light of borderline wavelength.
Thus, the correct answer is to absorb light energy.
