Plz 28 pts.

which situation below has a negative correlation?

the more a student studies, the higher the test grade.
the younger the child, the smaller the shoe size.
the longer you exercise, the more you sweat.
the younger the child, the more sleep they need.

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?