To prepare for winter driving, check that your antifreeze will do the job __.
A. by inspecting the color
B. by checking the level in the reservoir
C. using a special coolant tester
D. by draining the system and replacing the antifreeze
Answer: C. using a special coolant tester
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.