How did steam locomotives lower the cost of transporting raw materials and finished goods?
a. they cost nothing to run because they ran on steam.
b. they could transport many materials or goods at once.
c. they were uncomplicated and inexpensive to build.
d. they were safe and cut the chance of costly accidents.

Situation #2: imagine that you are a newspaper editor in columbus, oh in 1863. the civil war has been dragging on for more than two years already and shows no signs of ending soon. you are aware that many black males are willing to enlist in the union army but you fear that they may be mistreated and abused by the majority of soldiers on either side in this war. write a one-page letter (double spaced) editorial for tomorrow's edition of the newspaper. the topic is military service in the union army by free african american males. in your editorial, take a clear position for or against having black men join the fight. be sure to give reasons for whatever position you choose to take.