Based on a study, following two equations predict number of bird hunters and mammal hunters (y) from year (x) in the State of Hawaii: Bird hunters: y = 1.52839 - 76.1 x Mammal hunters: y = -251099.7 + 128.7 x Based on these regression lines: Group of answer choices The number of bird hunters is decreasing and the number of mammal hunters is increasing. Both bird hunters and mammal hunters are decreasing. The number of bird hunters is increasing and the number of mammal hunters is decreasing. Both bird hunters and mammal hunters are increasing