What are the types of cultural change?

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.

True or false.the baltic states have taken steps to diversify. or decrease the variety of their industries

Witch of the following volcano hazards is made up of rocky particles about the size of a grain of sand