Which action is recommended if you are uncertain of your position while taxiing?

When uncertain of your position while taxiing, the best course of action is to read back clearances in full. This is crucial because it demonstrates communication with air traffic control (ATC) and reassures both the pilot and ATC of the clearances that have been provided. By repeating the clearances accurately, you confirm that you understand your taxi instructions, which can help clarify any confusion about your position in relation to other aircraft and airport operations.

In situations of uncertainty, maintaining clear and precise communication with ATC is vital for ensuring safety on the ground. This action allows ATC to assist you more effectively, potentially providing updated instructions or guidance as necessary.

While continuing to taxi slowly while looking for other aircraft can be a reasonable approach in some contexts, it does not address the essential need for clarity regarding your own position related to ATC instructions. Shutting down engines might reduce noise, but it may not be practical or safe in a busy environment. Changing radio frequency to listen for traffic updates does not address your specific position uncertainty, as you might miss critical communication regarding your own taxi instructions or position.