@ https//www.webassign.net/web/Student/Assignment-Responses/s MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER 21. [-/3 Points] DETAILS WANEFMAC7 10.R.055. Marjory Duffin has persuaded John O'Hagan to consider investing a portion of OHaganBooks.com profits in real estate now that the real estate market seems to have bottomed out. The following graph shows the home price index chart emailed to Marjory Duffin by a real estate broker Home price index POO (9) Linear increase 40 30 20 10 0 6 10 2004 2010 2014 Use the graph to answer the following questions. (a) What was the average rate of change of the index over the 10-year period beginning in 2004? percentage points per year (b) What was the average rate of change of the index over the period [3, 10]? percentage points per year (c) Over the period (4, 6], which of the following is correct? O The rate of change of the index increased over the entire interval, The rate of change of the index decreased and then increased. O The rate of change of the index increased and then decreased. The rate of change of the index decreased over the entire interval. Need Help?But