Answer: B
Explanation:
if each color can be represented as 8 bits and you have 3 colors total that would mean you would need 24 bits to represent the entirety of the RGB spectrum. And each bit can either be on or off so you have two choices for each one. So the total amount of colors you can have for 8bit RGB would be 
which is 16,777,216.
Answer:
Explanation:
A cursor is a pointer which indicates the position of the mouse on a computer's display monitor.
An insertion point is a location in a document where additional information is inserted when the user begins to type.
A mouse pointer is an image used to activate/control certain elements in a GUI (graphical user interface).
I know you asked for the differences, though i thought I'd add a similarity. All of these 3 things are similar, as they show where the position of the info/mouse is. :)
Hope this helps!
-Biscuit08
A shift Down,I guess......
