In the following Earliest Start Time (EST) graph, assume each unit of time is an hour.
How many hours will it take until Task F can be started?
7 hours
8 hours
14 hours
4 hours
![In the following Earliest Start Time EST graph assume each unit of time is an hour How many hours will it take until Task F can be started 7 hours 8 hours 14 ho class=](https://us-static.z-dn.net/files/d6d/ced675ddb961bda205560dc0ed805e5e.png)