Answer:
a home inspection is to ensure the home does not have any major deficiencies. It's almost a guarantee that a home inspector will find issues with every home.
Rhythm an meter would be it
The answer is "it leaves things uncertain."
This passage focuses on the mother's understanding; it does not focus on Imogen's inner thoughts or her love for the children.
However, it does not specifically explain the "many things" the mother thought when she looked away from her child's eyes. Therefore, it leaves these things uncertain.
