Interpret the slope of the linear model provided in the graph: Total elderly residents, Florida District 3; y = 124.22x - 240454 Group of answer choices There is an average increases of 240,454 residents in Florida District 3 each year from 1980 to 2020. Elderly residents are changing by 124.22 each year in Florida District 3. The total residents in Florida District 3 increases by 124.22 residents every 4 years from 1980 to 2020. From 1980 to 2020, there was an average increase of 124.22 elderly residents per year in Florida District 3. There are 240,454 residents in District 3 of Florida