Which Action Should the Nurse Take to Assess a 2-Year-Old

Which action should the nurse take to assess a 2-year-old child for pinworms?

A) Press clear cellophane tape against the anal opening at night to obtain a specimen.
B) Collect a freshly passed stool from a diaper using a wooden specimen blade.
C) Place a smear of stool on a slide and add two drops of reagent.
D) Prepare the patient for a flat plate (x-ray) of the abdomen.