Which invention was most important in revolutionizing the meat industry? O air brakes
O knuckle couplers
O the Pullman car
O the refigerator car

Which option best describes how the printing press transformed european society? (a) prior to the printing press, the catholic church hand-copied texts and disseminated them to peasants. (b) prior to the printing press, the church of england did not allow peasants to learn to read. (c) prior to the printing press, the orthodox church recited luther’s “95 theses” aloud to peasants. (d) prior to the printing press, knowledge was reserved primarily for nobles and clergy.

The u. s. constitution outlawed slavery. true false

How was the u. s. economy different from european economies following world war 1?