Suppose One's Hand Exerts a Force of 12 N Upward

Multiple Choice

Suppose one's hand exerts a force of 12 N upward on a book weighing 10 N. The reaction to the force of the hand on the book is a force of

A) 10 N exerted by the Earth on the book.
B) 10 N exerted by the book on the Earth.
C) 12 N exerted by the book on the hand.
D) 10 N exerted by the book on the hand.
E) 2 N exerted by the book on the hand.