Mayberry Company had the following journal entries recorded for the end of June. Unfortunately, the company's only accountant quit on July 10 and the president is at a loss as to the company's performance for the month of June. #1 Materials Control $ 300,000 Direct Materials Price Variance $ 10,000 Accounts Payable Control $ 290,000 #2 Work-in-Process Control $ 120,000 Direct Materials Efficiency Variance $ 8.000 Materials Control $ 128,000 #3 Work-in-Process Control $ 850,000 $ 15,000 Direct Manufacturing Labor Price Variance $ 18,000 Direct Manufacturing Labor Efficiency Variance Wages Payable Control $ 847,000 Why are the first two journal entries prepared separately