During a period of recession /contraction, which of the following would be true?

1. The supply of goods and services would be decreasing.

2. Interest rates would be decreasing.

3. Unemployment would be increasing.

4. Inflation would be decreasing.

a. 1 and 2.

b. 1 and 3.

c. 1, 2 and 3.

d. 1, 2, 3, and 4.