Answer:
The correct answer is - option B. A small space (chloroplast).
Explanation:
The chloroplast is the cell organelle present in a photosynthetic organism like plants and algae which helps in trapping light and store in energy-rich organic molecules.
Stroma is the site where ATP production takes place in the chloroplast during the photosynthesis process. In light-dependent reactions during photosynthesis, ATP is produced in The thylakoid.
Thus, the correct answer is - option B.
