Sub-Saharan Africa was experiencing an urgent medical crisis in the early 21st century with the spread of AIDS.
So the correct answer is A.
Hope this helps,
Davinia.
Answer:
Culture is made up of customs, attitudes, and beliefs that are unique to each group of people. ... New philosophical ideas and technological advances can lead to cultural change. Cultural change can also occur through diffusion, when contact with other cultures and ideas are transferred.
Because of the country's strong presence on the water with its ships and naval command.