Answer:B. Maintain strict sterile technique for line access , Discussion:Maintaining sterile technique is crucial to prevent infection when accessing the central line. Ace Nursing Facebook How to Change a Central Line Dressing: Step by Step Guide for Nurses Central Line Dressing Change Training Vascular Wellness Fewer Dressing Changes: Better for the Patient and the Bottom Line Eloquest Healthcare, Inc. Central Line Dressing Change and Sterilization Best Practices