The correct answer is B. Water
It falls into cracks and when frozen it expands and causes weathering. Then it melts and falls out while new water goes in and freezes, and so on and so forth.
One reason that the population has grown in the past 100 years is because back in the day we did not have birth control. These days there are so many types of ways to kill your child in the womb. Now that there are more people living on this earth people have to find different places to live. people are living in dangerous places just to survive.
Answer:
a) Conservation
Explanation:
In psychology, Jean Piaget developed the Theory of Conservation, which refers to the <u>thinking capacity of an individual that enables him / her to comprehend that even after the physical appearance of an object is modified, like its shape or size, it remains the same. </u>
According to Jean Piaget, this capacity is not developed until the concrete operational stage of a person, which starts around age seven.
Therefore, the correct answer is a) Conservation.
The answer to this is North Korea.