$($Relativity $-$ Simultaneity$)$ You are watching a person go by on a train car moving near the speed of light. There is a lightbulb on the front of the train and one on the back. From your perspective, both lightbulbs flash simultaneously. From the perspective of a person standing on the train $($in the middle$),$ which lightbulb flashes first?

a$)$ The one on the front of the train.

b$)$ The one on the back of the train.

c$)$ They both flash at the same time.

d$)$ There is not enough information to tell.