Can you please include a photo of the passage?
Yeah, why not, I’ll try if I know
Answer:
In physics, spacetime is any mathematical model which fuses the three dimensions of space and the one dimension of time into a single four-dimensional manifold. Spacetime diagrams can be used to visualize relativistic effects, such as why different observers perceive differently where and when events occur.
Explanation:
It is c because it makes since and everything is not wrong 1000% correct.!!!✌