Which of the Following Relationships Could Be Analyzed Using a Chi-Square

Multiple Choice

Which of the following relationships could be analyzed using a chi-square test?

A) The relationship between height (inches) and weight (pounds) .
B) The relationship between satisfaction with K-12 schools (satisfied or not) and political party affiliation.
C) The relationship between gender and amount willing to spend on a stereo system (in dollars) .
D) The relationship between opinion on gun control and income earned last year (in thousands of dollars) .