Elise is selling coupon cards as a fundraising project for her soccer team. for each coupon card she sells, she earns $4 for the team. the graph below displays the relationship between cards sold, x, and money earned, y. which of the following describes the relationship between cards sold and money earned? a. the situation represents direct variation. the equation that represents the situation is . b. the situation represents inverse variation. the equation that represents the situation is . c. the situation represents direct variation. the equation that represents the situation is . d. the situation represents inverse variation. the equation that represents the situation is .