The Mckenna Collins LLP public accounting firm employs 10 full-time provide services to clients. All professional labour compensation is trat per professional labour-hour basis. Any other costs are included in a sir (same as overhead) and allocated to individual clients according to bill hours. Operating costs and data for the year included the following: Estima Overhead (indirect) costs $1.000,4 Number of billable professional labour-hours Required: a By how much, if any, was the overhead cost underapplied or overapp b. Prepare a summary journal entry to close any underapplied or overap Cost of Services Provided account. (2 Marks) C. Explain quallestively and quantitatively (In as much detail as possibl underapplied or overapplied overhead cost. (4 Marks)