The table shows a hot air balloon's height h, in feet, during a descent at various times, t, in seconds. Part A: Use the table's first two ordered pairs to find the hot air balloons rate of change

Part B: Is the rate of change constant? explain.

Part C: What was the hot air balloons height at the same time the descent began?

Part D: Write h, as a linear function of t.

Graph listed below. Right answer gets BRAINLIEST !!!