The Nurse Is Concerned That a Break Occurred in a Sterile

The nurse is concerned that a break occurred in a sterile field.Which action occurred that caused this break?

A) Grasping the edge of the outermost flap and opening it away from oneself
B) Keeping objects on the field 1 inch from the edge
C) Keeping the sterile field in eyesight
D) Transferring a sterile object to a sterile field with a clean gloved hand