Use the Following Set of Observed Frequencies to Test the Independence

Multiple Choice

Use the following set of observed frequencies to test the independence of the two variables. Variable one has values of 'A' and 'B'; variable two has values of 'C','D',and 'E'.
Using $\alpha$ = 0.05,the estimates of the expected frequency in row 1 (A) column 1 (C) when the two variables are independent is _______.

A) 9.6
B) 12
C) 16
D) 10
E) 20