You are planning a retirement party and have rented space at a capacity of 66 people at a total cost of $660 for the evening. Food is expected to cost $20 per person. Drinks will be provided to attendees at a rate of $7 per drink and each attendee is expected to have on average, two drinks. By how much will the variable cost line rise on a graph for each additional attendee? O $36 O $43 O $27 O $34