Explanation

Imran Khan was the most searched person in Pakistan in 2019 due to his political activities. Naimal Khawar is incorrect because he is not the most searched public figure for that year. Asif Ali is incorrect because while popular, he was not the top search query compared to Imran Khan. Babar Azam is incorrect because although very famous, his searches did not surpass those related to Imran Khan in 2019.