If your pattern of rice consumption is to eat 40 g of white rice every Monday, Wednesday and Friday evening and to eat 50 g of brown rice for lunch on Saturdays and Sundays, what is your dose (in g per kg bw per d) of inorganic arsenic if you weigh 65 kg and your white rice contains 75 g kg-1 and your brown rice contains 125 g kg-1 (of inorganic arsenic)?

A. 0.90

B. 0.048

C. 0.047

D. 20

E. 0.020