The answer is A, obesity.
Fun fact: the United States has the highest obesity rate out of any country in the world. This might be due to the fact that the average citizen gets zero exercise and loves fast food.
B. 24/8 hours ...........................................................
The “sickled” or “crescent” shape of the cell which causes the blood cells not to flow normally or adequately to the body tissues occasionally getting stuck and can form a clot. This is caused by the atypical hemoglobin molecule called “hemoglobin S” which is the reason the cells are deformed into a crescent shape
Lasts a long time is your answer! hope it helps! feel free to ask me any questions on my profile for free, so that you dont have to waste points!