Question

Which of the following is a function of coolant?

A. Cooling system lubricant
B. Rust inhibitor
C. All of these options
D. Corrosion inhibitor

Answer 1

C. All of these options

Step-by-step explanation:

Among other things, coolant helps to reduce engine rust (B) and corrosion (D) in the coolant system. The added components include a lubricant (A) to protect waterpumps and seals. So the answer is C. All of these options.