Which of the Following Best Describes How Syringes and Needles

Which of the following best describes how syringes and needles should be disposed?

A) Remove the needle and place it in a sharps container. 
B) Discard the needle in a rigid, puncture-proof container. 
C) Recap the needle and place both the cap and the needle in a sharps container. 
D) Cut off the needle and place it in a sharps container.