Answer:
the answer is b.
Explanation:
There is only one answer that makes sense. A professional tune up replaces old spark plugs, fills the vehicle with necessary fluids for proper engine function.
Answer:
B. get a professional tune-up
Explanation:
The best way in which you can make sure that your car is in a safe working order is to have it check by a professional. You should have your car inspected regularly by an expert mechanic to make sure that it is working properly and find possible issues before they become more serious. Doing this, can help to avoid a risky situation for driving a car that is not on the best condition.
The other options are not right because it is possible that a friend doesn't have the necessary knowledge to make sure that everything is working properly, the engine is not the only part of the car that can have a problem and cleaning the car has nothing to do with it working properly.
