Question 10 of 25
 The development of cars has been good in some ways and bad in others. The
 car has allowed for better transportation but it is also responsible for a great
 deal of pollution. Which activity helps solve the pollution problem through the
 use of new technology?
 A. Encouraging people to walk more
 B. Encouraging people to ride a bus
 ОО ОО
 C. Building cars that give off less pollution
 D. Building fewer cars
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