Help would be appreciated =:)

Question: The graph shows a journey in a car. Which of the statements most likely describes the journey at the portion of the graph labeled J?

Answers:
1. The car continues its journey because the portion shows a linear function.
2. The car is waiting at the starting point because the portion shows a constant function.
3. The car is traveling the same distance per unit of time because the portion shows a linear function away from the starting point.
4. The car stops a distance away from the starting point because the portion shows a constant function away from the starting point.