The profits of a small company for each of the first five years of its operation are given in the table to the right. a. Plot points representing the profit as a function of year, and join them by as smooth a curve as you can. b. What is the average rate of increase of the profits between 2013 and 2014? c. Use your graph to estimate the rate at which the profits were changing in 2012. a. Choose the correct graph below. OA 450- 3364 300- 250- 150- 100 2010 2015 Q 450 400- 350- 300- 2561 200 150 100- 16- 2010 2015 OC. c. The rate at which the profits were changing in 2012 is $ per year (Round to the nearest thousand as needed) 525 450 375 300 225- 150- 04 2010 b. The average rate of increase of the profits between 2013 and 2014 is $ 63000 per year. (Round to the nearest thousand as needed) 2015 G Year 2010 2011 2012 2013 2014 OD. 450 400- 350 300- D 2504 200+ 150- 100- 50- 0 2010 2015 Profit in $1000s 207 228 263 312 375 G