General Motors will temporarily idle five U.S. assembly plants that build sedans and coupes, such as the Chevrolet Cruze, Cadillac CTS, and Chevy Camaro, as American motorists by the millions shift from passenger cars to utility vehicles and other light trucks. Source: The Toronto Star, December 21, 2016 15. Refer to Fact 11.2.1. The shutdown decision _ total fixed cost and total variable cost. A) decreases; decreases B) does not change; decreases C) does not change; does not change D) increases; does not change E) does not change; increases