Why would Pittsburgh have been an important inland shipping center?

The Port of Pittsburgh lies where the Allegheny and Monongahela Rivers meet to form the Ohio River in southwestern Pennsylvania in the Unites States. This inland port is the second busiest of its kind in the United States and the 19th busiest port of any kind in the country.

Explanation:

question 1: a) thurgood marshall

question 2: b) the civil rights act of 1964

question 3: c) brown v board of education

question 4: d) creation of the dept of education

question 5: a) welfare and social security

explanation:

no options provided, here,but the answer to this question is often: a historian cites a japanese newspaper article published a year after the end of world war ii in order to draw conclusions about the effect of the war on the japanese economy.

clearly from the answer, the historian alludes to historical sources,and records to aid in analyzing and drawing conclusion on the effect of the war on the economy of japan.