Correct Answer: China

Solution : The correct answer is (c) China

China has the highest number of internet users globally due to its large population, but when it comes to internet users per capita, smaller countries tend to have higher rates. Among the options you provided, Pakistan has a relatively lower internet penetration rate compared to India and China. India, with its large population, has a significant number of internet users, but it is important to note that its internet penetration rate is lower compared to several other countries.

To determine the country with the highest number of internet users per capita, it would be necessary to refer to the most recent data from reputable sources such as the International Telecommunication Union (ITU) or other reliable statistical organizations.