Classify each of the following departments in a large metropolitan law firm as a producing department or

Question:

Classify each of the following departments in a large metropolitan law firm as a producing department or a support department.
a. Copying
b. Westlaw computer research
c. Tax planning
d. Environmental law
e. Oil and gas law
f. Custodians
g. Word processing
h. Corporate law
i. Small business law
j. Personnel