With a force of 5 newtons, Amanda pushes the stack of books to the right. At the same time, Jeremy, her little brother, pushes the stack of books to the left with a force of 10 newtons.
What is the direction and magnitude of the resulting force?
A.
10 N to the right
B.
5 N to the right
C.
5 N to the left
D.
10 N to the left