It took India more than 40 years to exhibit high economic growth after it gained independence from British rule in 1947. This faster rate of growth resulted from:

a. higher investment in human capital.
b. better infrastructure.
c. a reduction in the burden of corruption.
d. a more stable government.

These four aspects aid economic growth:

a. higher investment in human capital.

b. better infrastructure.

c. a reduction in the burden of corruption.

d. a more stable government.

Explanation:

In recent decades, India has invested more in human capital, having a more educated population. This educated population can get employment in lucrative industries like software development, which brings direct foreign investment into the country, aiding economic growth.

A better infraestructure is also important, and India has made investment to improve its physical assets: highways, railroads, and rapid transit systems in cities.

Reducing corruption and stabilizing the government is also important because it brings confidence to India's economy. India, while still very corrupt, has reduced its corruption levels in recent decades.

you have to put the parentheses like this:

in fact, you have to perform the operation inside parentheses first, and then proceed in order: