HELP ASAP!!!!!! The graph represents the heights of two climbers on a climbing wall over a 12-minute time period.
How high did Abby climb above their original starting position?
8 feet
15 feet
18 feet
22 feet
![HELP ASAP The graph represents the heights of two climbers on a climbing wall over a 12minute time periodHow high did Abby climb above their original starting p class=](https://us-static.z-dn.net/files/d51/d8358a741c48f17cf2f5bf01053d3838.png)