Rashid took out his pair of spectacles and blew two-three times on it. The glass of the spectacles became hazy. The reason could be:
1
Water from his mouth formed a film on the glass of his spectacles.
2
The hot air from his mouth evaporated to form a water film on the glass of his spectacles.
3
The hot air from his mouth condensed to form tiny droplets on the glass of his spectacles.
4
The cold air from his mouth condensed to form tiny droplets on the glass of his spectacles.