The Net Force on an Object Is in the Positive

Multiple Choice

The net force on an object is in the positive x-direction.Consider the following statements.
(I) The object can be moving in the negative x-direction.
(II) The object can be speeding up.
(III) The object can be slowing down.
(IV) The object can be moving in the positive y-direction.
Which of the statements are true?

A) (I) and (II)
B) (II) and (III)
C) (III) and (IV)
D) Choose this answer if all the statements are true.