单项选择题

Which of the following statements about budgeting and motivation are true 1 A target i

Which of the following statements about budgeting and motivation are true 1 A target is more motivationing than no target at all 2 The problem with a target is setting an appropriate degree of difficulty 3 Employees who are challenged tend to withdraw their commitmentA.All of themB.1﹠2C.2 onlyD.2﹠3