Explanation:
The income effect is the impact that a change in the price of a product has on a consumer's real income and consequently on the quantity demanded of that good.
D. the point of religion was to get them to believe it was the only religion
Their age- they might like an older candidate better than a younger candidate.
Their political party- if they are Democratic, Republican, Independent, etc.
Their gender- a male might possibly want to vote for a male candidate rather than a woman, or vice versa.