Answer : f(5) = 75
We use the given graph
From the graph we can see that when x=5 the value of y is 75
So h(5) = 75. It means at 5 second the height of the ball is 75 ft
Also when x=0 the value of y is 5
so f(0) = 5. This means at 0 second the height of the ball is 5 ft
Hence, option 1 is correct