Question

Q8. The main function of lubricating oil is to
O(A) help in keeping the parts cool
O (B) minimize wear in moving parts
O (C) wash away and carry away dirt
O (D) All of the above​

Answer 1

Answer:

the answer is all of the above.

HOPE ITS HELP YOU !!!

Explanation:

Answer 2

Answer is option (D) All of the above.