=e. Repeat part d for Option 2.

The school board now needs to choose among the three alternative busing plans (the current one or Option 1 or Option 2).

One important factor is busing costs. However, the school board also wants to place equal weight on a second factor: the inconvenience and safety problems caused by forcing students to travel by foot or bicycle a substantial distance (more than a mile, and especially more than 1.5 miles). Therefore, they want to choose a plan that provides the best trade-off between these two factors.