In the question given below, there are 2 statements marked as Assertion (A) and Reason (R). Choose the correct alternative from the following options.

Assertion (A)- The barter system had many shortcomings including the store of value which was solved with the help of money.

Reason (R)- Money helps people in transferring their purchasing power from the present to the future.

Both (A) and (R) are true and (R) is the correct explanation.

Under the barter system of exchange of commodities, the store of value in terms of goods was difficult. With the help of money, this became easy. Money occupies less space and shifts the purchasing power for a commodity from present to future making transactions easy. We use it as a way to store wealth because it commonly accepted measure of value, it has a consistent value, and it's easy to store money.