Over the last 5 years, Jade Company's Gross Profit Rate increased while Profit Margin decreased. Based upon that trend, Jade Company: Note: Gross Profit Rate is calculated as Gross Profit Dollars divided by Net Sales. Profit Margin is calculated as Net Income divided by Net Sales. A. experienced an improvement in overall profitability. B. experienced a decline in its merchandise profit. C. experienced an improvement in overall solvency. D. experienced a decline in overall profitability