Read the following group of sentences. The first and the last sentences are numbered 1 and 6, the rest are numbered P, Q, R, and S. Arrange these four sentences in proper order to form a meaningful paragraph/sentence.

1. Efforts should be made to stimulate exports.

P. We have another source of foreign exchange.

Q. But people are reluctant to part with it.

R. I mean the huge quantities of hoarded gold.

S. It is necessary to increase our foreign exchange reserves.

6. If they are willing, gold can be sold abroad.