Requirements: 1) Calculate 'Long term Debt / Total Assets' and 'Long term Debt / Equity' ratios over a five-year period from 2011 to 2015 for the company allocated to you. If the company allocated to you does not have long term debt, contact Anh Le via [email protected] to request an alternative company.2) Identify companies in the same industry as your company. Calculate 'Long term Debt / Total Assets' and 'Long term Debt / Equity' ratios over the 2011-2015 period for these companies. Compare your company's ratios with the industry average. 3) Identify a matching company in your company's industry with similar size as your company (use 2015 total assets to choose a matching company). Calculate 'Long term Debt / Total Assets' and 'Long term Debt / Equity' ratios over the 2011-2015 period for the matching company. Compare your company's ratios with the matching company. 4) Briefly discuss the term "optimal capital structure". Does your company have an optimal Debt/Equity ratio? Justify your answer.