Lines 1 through 11 best support the idea that the author is unsure about what she expects the chicks to understand.
Explanation:
This is in reference to an excerpt from <em>Birdology </em>where the author is in the process of setting up a home for her new chicks. The home is ready for them but she appears to be anxious about whether the chicks could understand that it is their home and come back to it after they've been let out.
As a child she got lost in her own backyard after her family moved to a new house, so she is wondering how six-week old chicks could be expected to recognize a new place as their home and not stray from it.
