A-A+
What can be inferred about coaches and wagon f
问题详情
What can be inferred about coaches and wagon freighters as the railroad expanded？
A．They developed competing routes.
B．Their drivers refused to work for the railroads.
C．They began to specialize in private investment.
D．There were insufficient numbers of trained people to operate them.
参考答案
正确答案：D
解析：根据文章第四行rather they became supplements or feeders和第六行Wagon freighters continued operating throughout the 1870’s and 1880's and into the 1890's．Although over constantly shrinking routes，and coaches and wagons continued to crisscross the West wherever the ra
