Below is the list of cities nominated as the favorite city by tourists. Determine the city which has frequency 4. Mumbai, Delhi, Mumbai, Agra, Agra, Chennai, Bengaluru, Mumbai, Agra, Bengaluru, Chennai, Mumbai, Delhi

Correct Answer: Mumbai
Frequency gives the number of times that an entry occurs. The frequency of Mumbai is 4, frequency of Agra is 3, frequency of Chennai, Bengaluru and Delhi is 2.