B, if you do all of the work it equals b
It is coming from your head... If you have common sense. or it could be coming from alcohol.
What's the background to this question? Is it in a certain war or something?
The answer would be: Intake, Compression, Power, and Exhaust.
<span>Intake: also known as induction or suction.
Compression: starts at the end of the suction stroke, and ends at T.D.C.
<span>Power: also known as combustion. This is the start of the second revolution of the four stroke cycle.
</span><span>Exhaust: also known as outlet. In here, the piston once again returns from B.D.C. to T.D.C. while the exhaust valve is open. This action eliminates the spent air-fuel mixture through the exhaust valve.</span></span>
Answer:
A series diverges if the limit is plus or minus infinity, or if the limit does not exist.