With the Engine Running, How Is the PCM Programmed to Pulse

With the engine running, how is the PCM programmed to pulse the fuel injectors in a sequential fuel injection (SFI/SMPI) system?

A) Pulse all injectors simultaneously once each crankshaft revolution
B) Pulse one half of the injectors simultaneously on each crankshaft revolution
C) Pulse the injectors in pairs
D) Pulse the injectors individually in the engine's firing order

Correct Answer:

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