Fact 1: Ameasuring cup is used for measuring the volume of substances.

Fact 2: For example, water is a substance.

Given the two facts above, answer the question "What can determine the volume of water?" with the following options: 
- belt size
 - watershed
 - evaporation
 - rulers
 - mouth of rivers
 - streams
 - measuring tape
 - measuring cups


 

        measuring cups 