The Categories for Equipment-Based Services Include

The categories for equipment-based services include

A) unskilled labor, operated by relatively unskilled operators, and automated (self-serve) .
B) professionals, operated by relatively unskilled operators, and automated (self-serve) .
C) automated (self-serve) , operated by relatively unskilled operators, and operated by skilled operators.
D) unskilled labor, skilled labor, and professionals.
E) operated by skilled operators, unskilled labor, and professionals.