When prevailing winds blow from onshore to offshore, what generally happens?

Which of the following statements is true? a. there is not enough food produced in the world to feed everyone. b. the biggest cause of hunger and malnutrition is the cost of getting food to people who need it most. c. most countries have enough arable land and resources to feed their own population and export a surplus d. malnourishment is only seen in a few countries with very limited food supplies.

Witch one is it soo it the the question b.a,b,c,d

Which of the following statements best explains why there tends to be a greater number of large cities in southern africa than the east africa