Which of the following statements is/are correct regarding urinary catheterization?
I. Hands must be disinfected before putting on non-sterile gloves
II. Prior to connecting the drainage port of the catheter to the urine collection bag, ONLY the outer packaging is removed
III. Risk of urinary tract infection is minimized by the single use of gauze swabs when disinfecting anatomical structures
a) Only I
b) All of the mentioned statements
c) Only II
d) Only I and III