HELP WILL MARK RIGHT ANSWER BRAINLIEST

Answer:
Hailey's distance from home
Step-by-step explanation:
as time passes, the y value get ssmaller and smaller. ultimately becoming zero.
for the first option, if she is riding her bike away from school, her distance from school would not be getting smaller and smaller
the height of the tree would not be getting shorter and shorter
the number of students on a bus would be increasing on the way to school
however, as hailey approaches her house, her distance from the house would be getting smaller