ccording to Snapshot from Practice $7\mathrm{.}2,$ which is NOT something that a more robust RBS may have revealed, thus helping to prevent the Terminal $5$ fiasco?

Multiple Choice

Limiting the number of flights in the first week

A socio$-$technical focus that balances both the technical and human sides of the project

A walk$-$through before the terminal became operational

More volunteers to handle the baggage

The need for more staff training