980.What liquid should be added when a car battery fluid is insufficient? (A) Tap water. (B) Distilled water orpurified water. (C) Diluted sulfuric acid solution.

983.When a car is equipped with snow tires or snow chains and driving on an icy road, which of the followingis the safest? (A) Drive at the speed limit. (B) Drive slowly and increase the safe following distance fromthe vehicle ahead. (C) The tires will not skid so you can accelerate.