Which Is the Most Accurate Summary of the Case of Genie

Which is the most accurate summary of the case of Genie and what it taught scientists about critical period theory?

A) It presented strong evidence in support of critical period theory.
B) It decisively disproved critical period theory.
C) It provided evidence that might support the theory, but several confounding factors rendered the evidence inconclusive.
D) It determined that the critical period was much longer than originally theorized.
E) It established firmly that the critical period exists but can be shortened by abuse and neglect.