Answer:
Some intellectual skills are related to heredity.
Explanation:
Some studies have shown that intelligence is related to genetic factors, among other aspects. Most of these studies rely on IQ tests to determine the cause-effect relationship.
In the example, we must assume that Alan is approximately the same age as his brothers; plus, in order to rule out environmental factors, we must also infer that he's spend about the same time with the family.
A lake is the answer to the question
Answer:
Society is formed when a group of people comes together for a common purpose or a charitable cause. They cannot be blood related.
Explanation:
United States paper money is backed by Gold.
An issue that has led to conflict between developing nations and environmentalists is deforestation. The correct option among all the options that are given in the question is option "B". Deforestation has increased global warming and this is the issue that the environmentalists are most concerned about.