15.) HOME VALUE The average value of a house changes over time. The average values of a house in January in Denver, Colorado, for different years are as follows: 2014, $254,000; 2015, $293,000; 2016, $338,000; 2017, $372,000. a. Make a table. b. Determine the domain and range of the relation. c. Determine whether the relation is a function.