The correct options are
A Education and healthcare improved and become affordable in India.
C India became self-reliant in food grains due to the Green Revolution.
D India established itself as a nuclear superpower
India became a sovereign democratic nation when it gained independence in 1947 and adopted its own constitution in 1950. The political changes India had undergone helped in globalisation, i.e., setting up more industries, huge multinational companies, massive food chain, connectivity and transportation systems have improved, etc. Education and healthcare improved and become affordable. Women were provided more opportunities to work and equal opportunities are provided to people irrespective of their differences in caste, creed, region, language, etc. The Green and White revolution helped develop the diary and agriculture sectors. India established itself as a nuclear superpower when it tested the atomic bombs at Pokhran in 1974 and again in 1998.