If an analyst's goal is to determine how effectively a firm is managing its assets, which of the following would he or she examine?O a$.$ Time interest earned, profit margin, and fixed asset tumover ratio b$.$ Quick ratio, debt ratio, and times interest earned c$.$ Total assets turnover ratio, price earnings ratio, and return on total assets d$.$ Profit margin, current ratio, and fixed charge coverage ratioO e$.$ Inventory turnover ratio, days sales outstanding ratio, and fixed asset turnover ratio