Rena hesitated at the suggestion that she try this treading water. It looked difficult and it looked as though it involved being in water far deeper than she was ready to be in. But then, what had she come to the pond for if not to learn how to swim?
"Do I have to go into really deep water to do that?" she asked cautiously, though she did stand from where she perched in the shallows, indicating that she was willing to go further into the water despite her reservations. It made her nervous but she was determined to learn and she had stalled in the shallows long enough.