Jay Gatsby, owner of the Great Gatsby Supply Company, was reviewing monthly income statements for each month of 2010. He noticed gross profits were 45% of sales at the beginning of the year, January 2010, but had fallen to 20% of sales by December 2010. Mr. Gatsby is using __________ financial statement analysis?
1)Comparative Income Statement
2)breakeven analysis
3)marginal analysis
4)Management accounting analysis
5)Financial accounting analysis
6)Accrual Accounting Analysis