A scientist crafted the model to illustrate the behavior of a light ray.
For what reason might a scientist create this model depicting the behavior of a light ray?
a. To explain that light travels in a straight line even when transitioning from one material to another.
b. To clarify that light follows a curved trajectory until it transitions from one material to another.
c. To clarify that light follows a curved trajectory even when transitioning from one material to another.
d. To explain that light travels in a straight line until it transitions from one material to another.