$\backslash$table$[[$Time$,$Marsh$],[1,511],[2,13],[3,19],[4,5],[5,11],[($Click on the icon,$]]$

a$.$ Calculate the annual rate of return for each year from the above information

b$.$ What is the arithmetic average rate of retum earned by investing in Marsh's stock over this period?

c$.$ What is the geometric average rate of retum earned by investing in Marsh's stock over this period? the period?