Room Five

...the tree room. "Are these real?" they asked.
We told them the trees were as real as anything else in the House. As this was an important decision we encouraged them to take their time. After all, the more they think about the possibilities the more choices they have to make.
What were their chances of choosing wisely...one in four? Two in four perhaps, if we were generous about it...and why not be generous? There are one hundred ninety doors in this part of the House, counting the gate...enough for everyone.
Making a choice, they entered a very long, dark corridor and at last came out into...

...room 43.
...room 22.
...room 30.
...room 20.