The correct answer to this question is option"blue-green".
Reason:
The carotenoid is a yellow-orange pigment that absorbs blue light which gives plants there green color.
Therefore the answer should be option B.
Hope this helps!!!
Im not sure cuz why theres O in there? I thought there’s only 4 bases Adenine Thymine Guanine Cytosine and in RNA there’s Uracil instead of Thymine. Sorry
It is 19.3g/cm^3. To find density, you divide mass by volume, or d=m/v