a and b please

3. OfficeMart has found an error in its dota. The percentage of selling and administrative overthead attibutable to processing ordecs should be changed to 30%6 from 45% and the percentage attibutable to suppoting customers should be changed to 40 thom 25% (a) Based on new number of orders in Requitement 2, what is the customer margin under activity based costing when the data are corrected? (Enter a loss as a negative amount.) (b) Based on new numbet of orders in Requirement 2. What is the product margin under the fraditional costing syetem when thie data are corrected? (Enter o loss as a negotive amount) (c) Which of the following statements are true about what happers when the percentage of selling and administrative averbeot ataibutable to processing orders declines and the petcentage of selling and admintstiative overhead attributable to supporting customers increases by the same amount? (You may solect more than one answor. Single click the box with the question mark to produce o eheck mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boves left with a question mark will be automntically groded os incorrect.)