Answer:
![6\ \text{miles}](https://img.qammunity.org/2022/formulas/biology/high-school/gmvkv659w7nk9l6wdt3t9en9xkic0n6qk2.png)
0
Step-by-step explanation:
The distance traveled in the loop is
.
The journey starts and ends at the same point. Displacement is the shortest distance between the starting and ending of a journey.
Here, the bus leaves and arrives at the same point after the completion of the journey so, the displacement of the bus is
.