The expansion of the North American railway and transportation system in the second half of the nineteenth century

A) Resulted in an increase in both international and domestic trade of goods and services throughout the United States
B) Was solely the product of government planning and investment
C) Led to increased competition in a variety of industrial markets due to reduced barriers to trade
D) Was the result of high levels of foreign financial investment from Asian governments wishing to trade in the United States

The answer it looks why is A) Resulted in an increase in both international and domestic trade of goods and services throughout the United States. Hope it helps!

wood carving remains today the primary sculptural art form of the sub saharan continent. african art history shows the earliest wooden sculptures from the 17th c are attributed to the kuba, central zaire but the earliest surviving sub-saharan sculpture is a zoomorphic head found in 1928 in central angola.

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answer; i believe that the correct answer is (tobacco);