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:
Built during a time when Egypt was one of their richest and most powerful civilizations in the world please follow thank you
Answer:
They got all sorts of goods and resources from the colonies because at that period of time, they gave all of their manufactured goods to the "Mother Country" (Britain).
Explanation:
part A
we know how much erg of radiant energy the sun produces for one second so to find out how much it produces for 2.45 ⋅ 10^5 seconds we only should multiply these seconds to the erg of radiant energy it produces for one second
amd we get 9.555*10^38erg of radiant energy
Part B:
0.0074mm knowing that blood cell is very small to be seen normally without microscope.
and 7400mm is a measure that is quite big for a blood cell. So it remains that 7.4*10^-3 is the right one.
C. Both involved superpowers ......