Degrees of Freedom for the Chi-Square Test of Goodness-Of-Fit Is

Degrees of freedom for the chi-square test of goodness-of-fit is determined by:

A) subtracting 2 from the number of cells that there are (k - 2) .
B) subtracting 1 from the number of cells that there are (k - 1) .
C) multiplying the number of rows minus 1, times the number of columns minus 1.
D) subtracting 1 from the number of participants that there are (N - 1) .