Which sentence uses the underlined word incorrectly? A. In the old days, a couple of companies competed to build the transcontinental railroad.

Question

Which sentence uses the underlined word incorrectly?
A. In the old days, a couple of companies competed to build the transcontinental railroad.
B. They organized their workers with a hierarchy of labor bosses.
C. Each day, the labor crews built only a couple of miles of railroad track.
D. The railroad men had to climb hierarchy into the mountains to cross the Rockies.

Kunduz · Accepted Answer

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Which sentence uses the underlined word incorrectly_