Table 3C Given the Following Table

Multiple Choice

Table 3C
Given the following table:
-What cause is suggested by the information in Table 3C?

A) C is a necessary but not a sufficient condition for the phenomenon.
B) C is a sufficient but not a necessary condition for the phenomenon.
C) F is a necessary but not a sufficient condition for the phenomenon.
D) A is a sufficient but not a necessary condition for the phenomenon.
E) A is a necessary but not a sufficient condition for the phenomenon.