Q: When does sublimation occur?


Read this paragraph and choose the correct option from the provided answers:

Sublimation occurs when ice and snow change directly to water vapor. This also happens because of heat from the sun.

 Choices:

- when the wind changes direction

- when the snow melts the ice caps

- when the ice and sand change directly into water vapors

- when the ice and snow change directly into water vapors


A:
when the ice and snow change directly into water vapors