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.
The answer is A
because the dust bowl prevented sunlight from reaching the crops in order for them to grow
The tone used in lines 1-4 is sarcasm, the writer creates this tone by describing their day as “brilliantly”, and then tells us about their day, which didn’t seem to go well.
14 incorrect
15 correct
16 incorrect
16 correct