The answer is: [A]: troposphere .
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Convection is a process which transfers the heat between the temperatures when fluid (i.e. liquid or gas) is in motion. Due to the presence of heat source, water temperature increases and also it will become less dense and rise. Hot air is less dense than cold. When air rises higher in the atmosphere its pressure gets down and it becomes colder.
South Carolina is boarded to the east of the Atlantic Ocean
Answer: . DMS latitude longitude coordinates for Kigali are: 1°56'59.82"S, 30°3'31.86"E.
Explanation: Hope this is right!