The plants cells have chloroplasts that contain chlorophyll. When the cells are stained and observed under the microscope, chloroplast is seen. Chloroplast is only present in photosynthetic organisms. The chloroplast traps light that is used during photosynthesis.
I think the answer is B; that’s assuming that the other allele of the heterozygous brown eyed man is coding for blue eyes. If it’s not then my answers wrong. Tell me if you don’t understand or you need a step by step explaination