Answer: Option (d) is correct
If consumption increases, the AD curve will shift rightward, which will increase the price level.
Explanation:
If the consumption increases in an economy as a result there is a rightward shift in the aggregate demand curve. This shift in the aggregate demand curve lead to increase in the price level as well as in the output level.
Because there is more demand in the economy which gives an advantage for the producer to charge higher price.
Answer:
c. the exchange of goods and services for goods and services without the use of money
Explanation:
Barter the exchange of goods and services for goods and services without the use of a medium of exchange such as money.
In a barter, money doesn't change hands.
An example of a barter- I want a pair of shoes worth $30. I see someone that has the shoes but wants textbooks worth $30. I have these textbooks. I give him the textbooks and he gives me the shoes.
I hope my answer helps you