a book rests on a table. The force of gravity pulls down ob the book with a force of 20 Newtons. What prevents the books from accelerating downward at 9.8 m/sec²

a. The table presses back up on the book with an equal and opposite force of 20 Newtons.

b. The table presses back up on the book with a force greater than 20 Newtons.

c. The table and the book together are accelerating downwards at 9.8 m/sec²

d. The inertia of the book holds it up​