Aproducer has fixed expenses of $980 to put on a 3-day production of a play. each ticket to the play will be sold for $5.00. the line shows the net profit or loss of the producer based on selling x tickets. what is the minimum number of tickets the producer must sell over the 3-day period in order to earn a profit?
a: 197
b: 221
c: 196
d: 244