Which of the Following Best Describes the Rejection Region in a Chi-Squared

Multiple Choice

Which of the following best describes the rejection region in a chi-squared test of independence?

A) χ2 > χ2α, (r - 2) (c −2)
B) χ2 > χ2 1−α , (r - 1) (c −1)
C) χ2 > χ2α, (r - 1) (c −1)
D) χ2 < χ2α, (r - 1) (c −1)
E) None of these choices are correct.