Rob was complaining to another member of the lawn crew, "I don't know how they expect me to do an adequate job. The mower doesn't work right, the trimmers are so dull they don't cut anything, and the rest of the equipment is so old we can't get parts." Rob's company lacks the __________ workers need to be able to do a good job.
A. maintenance schedule
B. instrumental support
C. emotional support
D. service infrastructure
E. customer expectation mechanisms
Answer: B. instrumental support