Answer:
D: all of these
Explanation:
all of the given answers can influence personality and social behaviour
Answer:
The exchange of goods and services without the use of money
Explanation:
Difficulties with this may be:
Lack of a common measure of value.
Lack of fair exchanges
Lack of double coincidence of wants.
Difficulty in storing value.
Answer:
Volunteering can provide a healthy boost to your self-confidence, self-esteem, and life satisfaction. You are doing good for others and the community, which provides a natural sense of accomplishment. Your role as a volunteer can also give you a sense of pride and identity.