Identify which one of the following is an example of delusion of grandeur?

Mona thinks she is a world famous singer.

The correct answer is Option (2) → Mona thinks she is a world famous singer.

A delusion of grandeur is a false belief in one’s exaggerated importance, power, or identity — for example, believing oneself to be famous, wealthy, or uniquely talented, without any basis in reality.

Mona thinks she is a world famous singer → Delusion of grandeur

• Sunita thinks that aliens are contacting her → Delusion of reference.

• Raj thinks his food is poisoned → Delusion of persecution.

• Sunaina thinks the news anchor is conveying messages of aliens → Delusion of reference.