Question

which country's population growth rate has declined slightly ​

Answer 1

China

Explanation : India is expected to overtake China as the most populous country in the world by 2100, according to the new study. This is despite the fact that the size of its population is expected to decline from today's numbers - dropping from 1.3 billion in 2017 to less than 1.1 billion at the end of the century, researchers say.