When Teaching a Patient Newly Diagnosed with Graves' Disease About

When teaching a patient newly diagnosed with Graves' disease about the disorder, the nurse explains that

A) restriction of iodine intake is needed to reduce thyroid activity.
B) exercise is contraindicated to avoid increasing metabolic rate.
C) surgery will eventually be required to remove the thyroid gland.
D) antithyroid medications may take several weeks to have an effect.