Panamint Systems Corporation is estimating activity costs associated with producing disk drives, tapes drives, and wire drives. The indirect labor can be traced to four separate activity pools. The budgeted activity cost and activity base data by product are provided below. activity cost activity base Procurement $370,000 #of purch/orders scheduling 250,000 #of prod/orders material handleing 500,000 #of moves prod development 730,000#of engeering changes prod 1,500,000 machine hours # of pur/ord # of prod/ord #of moves # of eng/chg mach/hrs # of units Disk drives 4000 300 1400 10 2000 2000 Tape drives 4000 150 800 10 8000 4000 Wire drives 12,000 800 4000 25 10000 2500 Determine the activity rate for product development per change. a. $73,000 b. $30,417 c. $16,222 d. $8,588