A- parental expectations can be beneficial by letting kids know what’s important - and so they can strive to do what’s good for them (assuming there is good parental expectations)
b- they might be detrimental because kids may feel overwhelmed, and feel as if they cannot live up to their expectations, causing them to not do as well as kids who do live up to their parental expectations
The first sentence is correct.
Hello, the correct answer is "why". "Let's meet in the library to study." Why? "So that you can prepare for the finals."