The Following Economic Model Predicts Whether a Voter Will Vote $\beta$

Multiple Choice

The following economic model predicts whether a voter will vote for an incumbent school board member INCUMBENT = $\beta$ ₁ + $\beta$ ₂ MALE + $\beta$ ₃ PARTY + $\beta$ ₄ MARRIED + $\beta$ ₅ KIDS
Where
INCUMBENT = 1 if the voter votes for them,0 otherwise,
MALE = 1 if the voter is a male,
PARTY indicates the voter is registered with the same political party as the incumbent,
MARRIED = 1 for married voters,0 otherwise,and
KIDS is the number of school age kids living in the voter's house.
If you hypothesize males and females might have a different willingness to vote for a candidate registered with a different political party,which variable should you add to the economic model to allow you to test the hypothesis?

A) MALE * PARTY
B) MALE * MARRIED
C) MARRIED * KIDS
D) MARRIED * PARTY