Connor and Pilar are in a rock-climbing club. They are climbing down a canyon wall. Connor starts from a cliff that is 200 feet above the canyon floor and climbs down at an average speed of 10 feet per minute. Pilar climbs down the canyon wall as shown in the table.

Time (min) 0 1 2 3
Pilar’s height (ft) 242 234 226 218

What is the equation for Pilar?

a. y= -8x + 242
b. y= 8x + 242
c. y= -8x
d. y= 242x