Answer:
B. The higher up a mountain you go, the colder it tends to get (and in my experience, the drier too, but I don't want to assume that's always the case), therefore the number of plants that can survive tends to decrease.
Answer:these are your answers;
Lack of awareness in rural areas.
Lack of education about population and the consequences of rapid population growth.
Superstitious beliefs and gender inequality
It was an era of peace and prosperity.