What major problem did the roman empire face in the mid to late fourth century? a. immigration and invasion
b. poor infrastructure
c. weak leadership
d. lack of education within the empire

An economic term that describes happiness and its hard to measure in numbers is

Paleoanthropologists believe that the predominant diet of our earliest omnivorous ancestors consisted mostly of

Based on what you read in the fact sheet, identify the type of customer the company is hoping to reach. super-phonic systems wants to sell phones to customers who: expect the latest smartphone technology. need affordable phone service in remote areas. care more about attractive designs than reliability. will pay top prices for features such as web-surfing.