Which phrase best completes this list? A. Lower prices on goods B. Fewer goods available for purchase C. Fewer job opportunities for women D. Greater value placed on handmade goods

c

Explanation:

Westinghouse designed an air brake that made rail travel safer, and his promotion of an alternating current system revolutionized the power industry. ... His time in the army made him realize the importance of railroads to the national project of industrialization.