The passage discusses several effects water has on the land around it. Which of the effects mentioned has the biggest impact on people?

A There are many things people can do to take care of the earth and help slow

erosion.

B Heat played a role in the formation and growth of the crystals in the Cave of

Crystals.

C Water can move soil from one place to another and carve canyons into the earth.

D Industrias Peñoles drained water out of a cavern in 1975 but did not fully

explore the cavern at the time.

Water can move soil from one place to another and carve canyons into the earth.

Option C.

Explanation:

There are a number of ways with which water can affect the land around it. Some of those ways are the creation of cave of crystals, the creation of canyon, the creation of sink holes and so on.

But the one having most important effect on people is the creation of canyon and moving of soil from one place to another, leading to a change in the pattern of agriculture and growth of crops done in that particular area by the people.

b.

developed countries have tended to improve the environment, while developing countries have tended to damage it.