As you are driving your collection truck, you notice that the gas pedal is sticking. You shift the truck into neutral and then work the pedal back and forth to see if you can fix the problem. The pedal is still sticking but not as much as before. What should you do?
A) Continue driving cautiously, periodically shifting into neutral and working the pedal to alleviate the sticking.
B) Pull over to the side of the road immediately, turn off the engine, and assess the situation.
C) Increase your speed to see if the sticking improves with higher RPM.
D) Ignore the issue and proceed with your route, planning to address it later.

E) Call for roadside assistance and wait for professional help.