In the 1990s, the Indian economy went through a change because many Indians began to work in A) the service and industrial sectors.
After being a largely agrarian nation for a long time after independence, the Indians decided to move into industry and the service sector.
As a result, India's productive capacities kept growing such that they became an industrial power by the 21st century.
Find out more on the Indian economy at https://brainly.com/question/1299710.