Germaine Applied for an Opening at Rotary Propulsion Systems (RPS)

Multiple Choice

Germaine applied for an opening at Rotary Propulsion Systems (RPS) in May and took the company's aptitude test for entry-level management jobs. After a second interview in September, she took the aptitude test again. Germaine's scores differed significantly between May and September. Which of the following statements sums up what this discrepancy indicates about the test?

A) It may be invalid.
B) It is statistical
C) It may be dysfunctional.
D) It may be unreliable.