Given the following data for two products Estimated Product A Product B Cost Pool Activity Activity Total Cost 300 Customers Customer Relations Batch Processing Order Processing $6,000 200 100 900 Batches $9,000 600 300 5,000 orders $15,000 3,000 2,000 What is the activity rate for order processing? Cost Pool Estimated Cost Product A Activity Product B Activity Total Customer Relations $6,000 200 100 300 customers Batch Processing $9,000 600 300 900 batches Order Processing $15,000 3,000 2,000 5,000 orders Select one 0 a. $3.00 O b. $5.00 c. $6.00 d. $8.00