The safest way to wire a stop pushbutton to a PLC system is to use a contact programmed to examine for a condition.

Options:
A) NO change is required
B) The safest way to wire a stop pushbutton to a PLC system is to use a contact programmed to examine for a condition.
C) The optimal method for connecting a stop pushbutton to a PLC system is to utilize a contact that is programmed to monitor a specific condition.
D) To ensure safety when wiring a stop pushbutton to a PLC system, it is advisable to employ a contact that is programmed to check for a particular condition.