More people move to mdcs bc of pull factors. they leave ldcs bc of push factors.
The answer is C. Natural sources are limited. People tend to get their resources from the environment in order to live and survive. Because of the increasing number of human population, resources become scarce and there is not enough supply for consumption in the near future.
Answer: B. A ladybug consumes aphids on a rose bush.
Reason: Predation is when one animal hunts another for food. The ladybug is consuming an aphid, which is a type of bug.
Let me know if that helps! :)