Which Statement Best Expresses the Relationship Between a Test's Reliability

Multiple Choice

Which statement best expresses the relationship between a test's reliability is and its validity.

A) Reliability is a necessary condition for a test's validity.
B) Reliability is a sufficient condition for a test's validity.
C) Reliability is a sufficient, but not necessary, condition for a test's validity.
D) Reliability is both sufficient and necessary for a test's validity.