单项选择题
A．regulations against job discrimination B．the safety of other performers and the audiences C．doing the right thing D．making a lot of money
A．believes he was fired illegally B．says he was not HIV positive C．understands why he had to be fired D．lives in San Francisco
A．traditional circus B．camp with blue and yellow tents C．modern circus with many acrobatic and gymnastic acts D．circus based in San Francisco