Lasko Corporation identified the following activities, costs, and activity drivers: Job \#3687 had the following information: a. Compute a plantwide overhead rate assuming the company assigns overhead based on 70,000 budgeted direct labor hours. (Round to two decimals, show your computations). b. Compute separate rates for each of the four activities using the activity-based costing. c. Compute the overhead applied per unit using the plantwide overhead rate for Job \# 3687 . d. Compute the overhead applied per unit using the activity-based costing method for Job \#3687