Final answer:
When pulling a patient, you should extend your arms no more than 15" to 20" in front of your torso to maintain proper body mechanics and reduce the risk of injury.
Step-by-step explanation:
When pulling a patient, proper body mechanics dictate that you should extend your arms no more than 15 to 20 inches in front of your torso. This helps to ensure that you maintain a proper center of gravity and reduces the risk of injury to both the healthcare provider and the patient. The correct answer is option 1) 15" to 20". It is important to use safe patient handling techniques to avoid musculoskeletal injuries commonly associated with patient care activities.