A3.5 kg book is sitting at rest on a table. what is the value of the normal force being exerted by the table on the book?

This is 3.5 * 9.8   (where 9.8 ms-2 is the acceleration due to gravity).

= 34.3 Newtons ( answer).

i believe the answer is a

c) up is the direction the magnetic force is acting on the charge.