Question: who destroyed street cars?
Would "Between 1936 and 1950, National City Lines and Pacific City Lines —with investment from GM, Firestone Tire , Standard Oil of California , Phillips Petroleum , Mack Trucks , and the Federal Engineering Corporation—bought over 100 electric surface-traction systems in 45 cities including Baltimore , Newark , Los Angeles , New York City , Oakland and San Diego and converted them into bus operation." be a reasonable answer? 