Who was the 34th president

Arguably one of the most important inventions of the 20th century was a) the transistor. b) air conditioning. c) the vacuum cleaner. d) radio broadcasting.

©2012 the exploration company which battle took place mainly on land? (5 points) select one: a. battle of the coral sea b. battle of midway c. battle of the philippine sea d. battle of okinawa

Select the correct answer. how did agricultural advances affect chinese society during the middle ages? a. it led to population growth. b. it decreased life expectancy. c. it lowered industrial operations. d. it resulted in more people moving to rural areas.