What Information Should Be Provided to the Client Before Performing

What information should be provided to the client before performing a radioactive iodine uptake test?

A) Inform the client about the side effects of radiation.
B) Encourage reduction of the amount of iodized salt in food.
C) Instruct the client to take the test after a regular breakfast.
D) Ask the client to avoid eating ocean shellfish 1 week before the test.