Help can’t seem to figure out the base number?

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

If i have one apple and give you the apple, how many apples do i have?