A student wrote the 5 different situations that are shown in the answer choices below. Select all of the situations that could be modeled by a linear equation.
A. The Barton family is driving at a rate of 62 miles per hour.
B. Mr. Dominguez invested $1000. This money is growing at a rate of 4% per year.
C. A tree was 10 feet tall when purchased. It is growing at a rate of 2 feet per year.
D. Tim dropped a coin off a bridge. It is falling at a rate of 9.8 meters per second squared
E The amount of people in a stadium is decreasing at a rate of 45% every 10 minutes.