Based on the past three years, analyze the Apple's income statements, balance sheets, time series, and common size statements. You should also calculate the company's working capital from the past three years. Identify trends and drivers in the following areas: current activity, liquidity, solvency, and profitability ratios. Include a review of key financial ratios or the financial ratios that you have selected. Compare them to those of two competitors of your choice. Discuss trends and comparisons, do not focus only on the numbers