The answer to ur question is option d
I think that the correct answer would be letter D.
I hope this helps !
Inertia will cause an object in motion to stay in motion. So when a car is in a collision, the components inside the cars will continue moving if there is nothing keeping the objects from moving. Therefore, the person will continue moving and possibly fly through the windshield of the car.
It is then, because then is used in chronological order, what is written is talking in chronological order(one thing after another). than is introducing a second element in a comparison
He's sailing to Rio De Janiero in Brazil