Context: Using the scaffolding and the backhoe , we were able to reach all the windows and cover them in plywood . The kids ran around the yard , picking up everything that was outside . We also helped filled up containers and the bathtub with water . We fell asleep in our beds downstairs that night , and awoke upstairs in our parents ' room .
Question: How did the children end up in their parent 's bedroom ?
Option 0: None of the above choices .
Option 1: The water carried them upstairs .
Option 2: They sleep walked upstairs .
Option 3: Their mother carried them upstairs .
Answer: 3