Dawn enjoys rock climbing inside volcanos. She was climbing inside an active volcano when she heard some rumbling and decided to climb out as fast as she could. Dawn's elevation inside the volcano is relative to the edge of the volcano's opening and is expressed in meters as H as a function of time in seconds. Assume Dawn climbs at a constant rate. Part A: Given the data in the table below, what function models this data? t(in seconds)H(in meters) 0 - 27 3 9 -25 -21 -15 18 30 -7 39 -1 0 40.5​