Rosie measures the height of a candle as it melts. The candle is 22 cm tall when she first lights it, and it melts at a rate of 0.75 cm per hour. Let C represent the height of the candle, and let H represent the number of hours since Rosie lit the candle. Write an equation relating C to H. Group of answer choices

C equals 22 minus 0.75 H

H equals 22 minus 0.75 C

H equals 0.75 minus 22 C

C equals 0.75 minus 22 H