The 2001 Census in India revealed the sex ratio, which is the number of females per 1000 males. The correct option is 4, which is 933. This means that for every 1000 males in India during that time, there were 933 females.
Option 1 states 930, Option 2 states 934, and Option 3 states 927, which are all close but do not match the correct answer. It is essential to carefully read and understand the question to avoid selecting the incorrect option. The provided answer, option 4, should be considered correct unless there is evidence to suggest otherwise.