Find the Rejection Region for a Test of Independence of Two

Multiple Choice

Find the rejection region for a test of independence of two classifications where the contingency table contains $r = 2$ rows and $c = 4$ columns and $\alpha = .10$ .

A) $\chi ^ { 2 } > 13.362$
B) $\chi ^ { 2 } > 6.251$
C) $\chi ^ { 2 } > 15.507$
D) $\chi ^ { 2 } > 22.307$