The [white house] is expected to announce as early as next week requirements for cleaner gasoline and tougher pollution standards for the nation’s automobiles. the expected regulations would also force sport utility vehicles and pickup trucks to meet the stricter standards for passenger cars for the first time. environmentalists are , but the oil and auto industries say gasoline prices for all drivers and the costs of sport utility vehicles and pickup trucks would be increased. source: the new york times, april 14, 1999. according to the passage, what are the possible trade-offs for consumers in return for reduced pollution?