For a Chi-Square Test for Goodness-Of-Fit, What Must Be True

Multiple Choice

For a chi-square test for goodness-of-fit, what must be true to receive empirical support for the research hypothesis?

A) We need at least 20 observations per cell.
B) We are actually hoping for a bad fit between the observed data and what we expect according to the null hypothesis.
C) The null hypothesis must be retained.
D) We are actually hoping for a good fit between the observed data and what we expect according to the null hypothesis.