A. both suffered losses due to European diseases
Answer:
C. Franco outlived WWII leaders, dying in 1975.
I believe your answer would be B. failed to pass congress because in 1872 they ruled it unconstitutional until after sumner died they passed it finally in 1875
I'm gonna go with A & B " It provided a way for people to move west more easily." and "It created a mode for the transport of goods and services to the west." C is also somewhat applicable but I'm not 100% sure about C. Hope this helps.