The country with highest population density is :

Correct Answer: Monaco
Explanation: Monaco is the country with the highest population density, as it is a small city-state with a large population packed into a small area.

Incorrect Option 1: China
Explanation: China has the largest population, but due to its vast size, its population density is not the highest.

Incorrect Option 2: Japan
Explanation: Japan has a high population density, especially in its major cities, but it is not the highest globally.

Incorrect Option 3: Bangladesh
Explanation: Bangladesh has one of the highest population densities in the world, but Monaco surpasses it.

Incorrect Option 4: India
Explanation: India has a large population, but its population density is lower than that of Monaco.