IMSO 2018 Science International - Theory I Question 25

An experiment was conducted to find out how the force applied to pull a toy
car up a ramp varied with the angle of the ramp as shown in the diagram
below. The angle of the ramp was varied by changing the number of
wooden blocks.
Which of the following graphs show the correct result?
A.
B.
C.
D.
Force applied
Angle
Force applied
Angle
Force applied
Angle
Angle
Force applied