Today, programmable controllers:

1.	Today, programmable controllers:
A.	are more powerful then the first controllers on the market
B.	are relatively low cost compared with the original digital equipment available for industrial control
C.	can be cost effective even when replacing just a few relays
D.	All of the above
E.	None of the above
Answer» E. None of the above

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Today, programmable controllers:

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