The karez well system a. was the first known use of wells b. was a postindustrial system c. transported groundwater from a distance d. all of the above it's not d i already checked

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.

Which of the following statements about wearher along mountain ranges is correct

After considering options, a student using the problem-solving process should next