According to demographic data, people with the lowest life expectancies in the world are disproportionately located in
a. asia
b. africa
c. europe
d. north america

b. Africa

Explanation:

The life expectancy or life expectancy is the average of the number of years a certain absolute or total population lives in a certain period. Although the world average is 71.4 years (in 2015), there are great differences between the different areas of the planet. In Europe and North America the average is 73 years, in Oceania it is 71 years, in Latin America it is 70 years, in Asia it is 61 years and in Africa it is 55 years.

wealthy plebeians became part of the roman nobility. however, despite changes in the laws, the patricians always held a majority of the wealth and power in ancient rome. a third social class in roman society was the slaves. around one third of the people living in rome were slaves.

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