option

2. The power or right to choose something.

Students have the option to study art or music.

3. Something that is available to be chosen.

Taking the bus is a cheap option for getting to town.

4. In finance, the right to buy or sell something at a set price later.

He bought an option to purchase the land next year.

5. A feature on a device or program that you can turn on or off.

Check the settings option to change the language.