8. Under Amour, Ine, is an American supplier of sportswear and casual apparel. Following are selected financial data for the company for the period 20092013. a. Calculate Under Armour's annual sustainable growth fate for the years 2009 throdgh 2013 , b. Did Under Armodr face a growth management chatlenge during this period Please explain briefly. C. How did Under Armorr cope with this challenge? 4. Calculare Under Armour's sustainabe growth fale in 2013 assuming a profit mafgin of 8.0%. Calculate the sustainable jrowth rate in 2013 assuming a financial leverage of 2.40 times. Calculate the sustainable erowth. rale in 2013 asseming both of these changes occur