Which one of the following is NOT one of the advantages that control systems offer?

A) Improved cost to performance ratio
B) Control of a system at a distance from the point where the change takes place
C) Control of a large power source from a smaller power control device
D) Inexpensive and easy to operate devices are used to change complex process variables
E) Compensation and correction for disturbances to the process system


A

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? Identify and state the historical significance of Billy Graham.

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