As the manager of a high volume bank, you are faced daily with customers who are in a hurry and need decidedly speedy service from the window tellers. Which of the following would most likely cause your employees to offer the customers the service they want while also keeping your employees satisfied with their roles?A) pay them moreB) seek input from the tellers on how to improve their jobC) offer them flex timeD) bring donuts for the break roomE) let the tellers manage themselves

"jake’s roof repair has provided the following data concerning its costs: fixed cost per month cost per repair-hour wages and salaries $ 20,900 $ 15.00 parts and supplies $ 7.70 equipment depreciation $ 2,800 $ 0.35 truck operating expenses $ 5,720 $ 1.60 rent $ 4,690 administrative expenses $ 3,850 $ 0.50 for example, wages and salaries should be $20,900 plus $15.00 per repair-hour. the company expected to work 2,600 repair-hours in may, but actually worked 2,500 repair-hours. the company expects its sales to be $47.00 per repair-hour. required: compute the company’s activity variances for may."