The item that can MOST-Likely cause an engine to have increased compression, which can cause fuel to detonate in the cylinder is:
A)water
B)zinc
C)carbon
D)oil

Question

Quizplus · Accepted Answer

Carbon buildup in the combustion chamber, particularly on the pistons and cylinder head, can cause an increase in engine compression. This increase in compression can lead to fuel detonation or knocking, which can cause damage to the engine.

The Item That Can MOST-Likely Cause an Engine to Have