Which of the following statements is/are correct ?
a. India’s foreign exchange reserves declined from $7 billion dollars in 1979-80 to just $600 million dollars in January 1991.
b. In 1979-80, India’s foreign debt was $18 billion dollars and by Marpb, 1991 it had risen to $90 billion dollars.
The correct answer is :

A

b only is correct

B

Both a and b are not correct

C

Both a and b are correct

D

a only is correct