The number of seats in a concert hall is 100. The government decided to levy a tax of $20 per ticket. As a result, the concert hall owner increases the ticket price from $60 to $80 and still sells all 100 tickets. This tax on cinemas led to a change in consumer surplus of ______, a change in producer surplus of ______, and a deadweight loss of ______. Selected answer will be automatically saved. For keyboard navigation, press up/down arrow keys to select an answer. a -$2,000; $0; $0 b -$20; $0; $0 c -$2,000; $2,000; $0 d $0; $2,000; $0