Structure and functional of the chloroplast

Chloroplasts are organelles which are only found in plant cells. They are responsible for conducting photosynthesis. They have an inner and outer membrane, and they're packed with thylakoids and stroma.

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.

i think the answer is b.