Which of the following statements is true of expectations as an element of relationships? they must be clearly stated, not simply understood. they don’t differ much from one relationship to another. when realistic, they contribute to a relationship’s success. they may be a satisfactory substitute for contact. flag question

Data for hermann corporation are shown below: per unit percent of sales selling price $ 125 100 % variable expenses 80 64 contribution margin $ 45 36 % fixed expenses are $85,000 per month and the company is selling 2,700 units per month. required: 1-a. how much will net operating income increase (decrease) per month if the monthly advertising budget increases by $9,000 and monthly sales increase by $20,000? 1-b. should the advertising budget be increased?