I assume that you would be evaluating the whole animal if it’s a a physical examination so B
The correct answer is Chloroplast
The primary function of a leaf is photosynthesis and the chloroplast is the main site for photosynthesis. The rate of photosynthesis is much more in leaves as compared to that of roots. Chloroplast is the place where light and dark reactions takes place. Chloroplast contains a pigment called chlorophyll that absorbs light from the sun for the process of photosynthesis.
Answer:
It can be both but mainly Fresh water