PLEASE HELP ME!!!!!!!
10POINTS PLUS BRAINLIEST ANSWER MARK
How did the Gupta rulers improve the economy of India?

A. They revived trade along the Silk Road.
B. They formed an Indo-Greek friendship treaty.
C. They introduced a variety of currency denominations.
D. They opened new water and land routes.
E. They sponsored construction of public works.
CHOOSE 1 ANSWER ONLY