A Box Is Pushed Across a Horizontal Table at a Constant

Multiple Choice

A box is pushed across a horizontal table at a constant speed. Of the forces acting, which pair do we know are equal in magnitude because of Newton's third law?

A) The normal force on the box and the weight of the box.
B) The normal force on the box and the normal force on the table from the box.
C) The force of kinetic friction on the box and the external pushing force applied to the box.
D) None of these are interaction pairs.