Under what circumstances is the phi-coefficient used instead of Cramrs V to measure effect size for the

Under what circumstances is the phi-coefficient used instead of Cramér’s V to measure effect size for the chi-square test for independence?

a. Only when the data form a 2 × 2 matrix.

b. Only when there are at least 3 rows or 3 columns in the data matrix.

c. Only when there are at least 3 rows and at least 3 columns in the data matrix.

d. Only when there are more than 3 rows and more than 3 columns in the data matrix.