Analyze the photo below and answer the question that follows. A disk with intricate carvings and apointer in the middle that can pivot.
Photo by Marie-Lan Nguyen

The image above shows a(n) , an important instrument used by early explorers.
A.
astrolabe
B.
caravel
C.
compass
D.
sundial

Please select the best answer from the choices provided
A
B
C
D

Aging populations can be a problem for developed countries because a) there are fewer younger workers coming into the workforce. b) most older workers demand top-level pay and full benefits. c) many older people are skilled in manufacturing, not technology. d) younger workers cannot find jobs when older people work longer.

Which roman emperor was responsible for a major shift in the dominate religious attitude of the roman empire?

Which is one reason many african nations have not prospered after gaining independence from european colonial powers? a. colonial powers sent their weakest economic advisors to the new countries, and their recommendations were flawed. b. independence left them with weak economies, and many countries have been unable to overcome or recover from these burdens. c. the desert region of the interior is inhospitable to foreign investors, and business interests focused on the coastal mediterranean cities. d. the money endowed upon independence is still tied up in the bank of england, which is hesitant to make loans to struggling nations.