Answer: B. Adjust routines
Question Answer Analysis:
The meaning of the ProcCall directive is a program call, which can be used to invoke a routine program with parameters.
When the robot needs to call a routine with parameters, all mandatory parameters must be included, and the order of all parameter positions of the routine must be consistent with the routine settings, the data type must be consistent with the routine settings, and the data nature must be Input, Variable, or Persistent.