Which question best clarifies the meaning of validity?

A) Has the test been taken by many people?
B) Does the student know what is on the test?
C) Does the test measure what it is supposed to measure?
D) Is the test reliable?

Validity

The degree to which a tool, test, or study accurately measures what it intends to measure or accurately reflects the reality it aims to represent.

Reliability

The consistency and stability of a test, measurement, or instrument over time or different conditions.

Multiple-choice

A type of question or assessment method that presents respondents with several answer options, allowing them to select one or more as the correct answer.