Janice is roller skating at a constant speed away from her house. The first half of the street is flat, but the second half has a steep upward hill. Janice moves more slowly as she skates up the hill.

Which graph shows Janice's position as she roller skates away from her house?

A. Z
B. X
C. W
D. Y​

Janice is roller skating at a constant speed away from her house The first half of the street is flat but the second half has a steep upward hill Janice moves m class=
Q&A Education