To Find Out If Her New Spatial Reasoning Test Is

To find out if her new spatial reasoning test is good at measuring what it was designed to measure,Dr.Chu compares the scores on her test with the scores and grades of college students enrolled in courses that involve spatial reasoning.In this instance,Dr.Chu is in the process of

A) establishing the test's reliability.
B) establishing the test's validity.
C) standardizing the test.
D) establishing the test's variability.