Final answer:
The nurse should first assess the surroundings for noise and distractions.
Step-by-step explanation:
The nurse should first assess the surroundings for noise and distractions. This is important because the client's lack of clear response could be due to external factors inhibiting their ability to concentrate and respond effectively. By eliminating or minimizing noise and distractions, the nurse can create a more conducive environment for the client to communicate their health history.