You have been hired as a consultant to assist the following companies with cost-volume-profit analysis. Suggest an appropriate activity base(s) for each of these clients. b. Susquehanna Trails Bus Service Note: You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect. check all that apply Sales dollarsunanswered Number of pumps producedunanswered Direct labor hoursunanswered Passenger miles drivenunanswered Billable client hoursunanswered Number of casesunanswered Machine hours