Answer:
c) True. the displacement point be in a direction that is opposite to the force.
Explanation:
The simple harmonic movement movement requires that the force be proportional to the displacement.
It also requires that the force be restorative, that is, the force is in the opposite direction of movement
Let's review the statements of the exercise
a) False. The movement creates and does not stop
b) False. If it is not of a metal, only the spring constant changes
c) True. This force is what creates a swing