D
Below is a question with multiple-choice answers. Choose the correct option based on your reasoning.

### Question:
Which is an example of water condensing?

### Choices:
A. A puddle disappearing on a hot summer afternoon
B. Sweat forming on your forehead after you do a lot of exercise
C. Ice cubes melting when you put them out in the sun
D. Dew forming on plants during a cold night

### Answer:
