"We split up into pairs and leap frog floors." Carol stated to the other three. "That way we have a partner to help us if we get into trouble."
"Agreed." The other three agreed with that approach.
"But how do we partner up?" Peter asked.
"Quite simple. We draw straws." Emma held out four straws. There was a pair of short and a pair of medium length straws. "Those with the same length partner up."