epare horizontal and tical analyses and identify nges. (LO 2, 3) AN ECL Comparative data from the balance sheet of BlackBerry BL Comparative data from the balance sheet of BlackBerry Limited are shown below. BLACKBERRY LIMITED Consolidated Balance Sheet February 28, 2015, and March 1, 2014 (in US millions) Assets Feb. 28, 2015 Mar. 1, 2014 Current assets $4,167 $4,848 Non-current assets 2,382 2,704 Total assets $6,549 $7,552 Liabilities and Shareholders' Equity Current liabilities $1,363 $2,268 Non-current liabilities 1,755 1,659 Total liabilities 3,118 3,927 Shareholders' equity 3,431 3,625 Total liabilities and shareholders' equity $6,549 $7,552 Instr (a) Instructions (a) Using horizontal analysis, calculate the percentage change between 2014 and 2015. (b) Using vertical analysis, calculate the percentage of the base amount for each year. (c) Based on your calculations in parts (a) and (b), identify any significant changes from 2014 to 2015