give correct answer both in 20 mins i will thumb up thanks

QUESTION 1 All of the following statements are correct about management by exception except it enables top management to focus on problem areas that need attention. means that management has to investigate every budget difference. requires that there must be some guidelines for identifying an exception. QUESTION 2 Controllable costs for responsibility accounting purposes are those costs that are directly influenced by O a given manager within a given period of time. a change in activity. production volume. sales volume