Question: How to add coolant to your car.

  Options: 
 A. Only when car is cool, if coolant is low, remove coolant reservoir cap and using a funnel add coolant (a 50/50 mix) to the reservoir until way past the fill line.
 B. Only when car is cool, if coolant is low, remove coolant reservoir cap and using a funnel add coolant (a 50/50 mix) to the reservoir until near the fill line.
Answer: B