Final answer:
The nurse did not effectively use Teach Back because he didn't ask the patient to repeat back what she understood. Teach Back is a communication strategy to ensure patient understanding.
Step-by-step explanation:
The correct answer is d) B and C. The nurse did not effectively use Teach Back because he didn't ask the patient to repeat back what she understood. This is a key component of the Teach Back technique, as it allows the healthcare provider to assess the patient's comprehension and fill in any gaps in knowledge. Additionally, the nurse placed the responsibility of communication on the patient instead of taking responsibility for ensuring understanding. Teach Back is a communication strategy in which the healthcare provider explains information to the patient and then asks the patient to repeat or explain it back to confirm understanding. It is an important tool that helps healthcare professionals ensure that patients have understood the information and can apply it to their care.