AJR Research Group is a company that provides research services to clients in the metro area. The company's planning budget for June appears below. AJR Research Group Flexible Budget For the Month Ended June 30 Budgeted research hours (hrs) 100 Revenue ($365 /hr) $36,500 Expenses Wages and salaries ( $8,000 + $ 125 /hr) $ 20,500 Supplies ( $3.00 /hr) 300 Databases service ( $1,800 + $ 32 /hr) 5,000 Insurance ($3,400) 3,400 Miscellaneous ( $630 + $1.80 /hr) 810 Total expense $ 30,010 Net operating income $ 6,490 During June, the company's activity was actually 110 research hours. Prepare a flexible budget for that level of activity. What amount of insurance costs are included in the flexible budget for June? a. $3,650 O b.$3,400 O c. $3,740 d. $3,910