A. It helps build muscles.
C. minor strains and sprain
I am pretty sure that the answer on the first question is poverty, because most rural areas are not as developed as towns.
The second one best matches with physical health, because the physical state has the strongest positions in lige of every alive being.
The next one is the option ''doubled''.
Answer: One of the best ways to boost your memory is to eat less sugar.
When you exercise, your body produces something called endorphins (it's sort of like morphine), and it makes your body feel less pain and make you feel more happy. In this case, the endorphins combat your stress and make you feel better mentally.
