What Does the Circulating Nurse Verify Before the Surgical Technologist

What does the circulating nurse verify before the surgical technologist places the basket of instruments on the back table?

A) The internal indicator has changed color.
B) The filter on the container lid has changed color.
C) The filters on the bottom of the container are intact and the container is dry.
D) The numbers of instruments in the tray are correct on the count sheet from CSPD.