The correct option is D Who is 7 years old and can read and write anyone language with understanding
According to Census 2001, a literate person is one who is 7 years old and can read and write any language with understanding. As we all know that literacy is a very important quality of a population, only an informed and educated citizen can make intelligent choices and undertake research and development projects, so low levels of literacy are a serious hurdle for economic improvement.