The Nurse Finds the Client's Thyroid Gland Is Enlarged During

The nurse finds the client's thyroid gland is enlarged during the physical assessment.The client states that she has had a history of a goiter in the past.Which of the following questions is a priority to ask during the focused interview?

A) "Where do you purchase your medication?"
B) "What type of salt do you use in your diet?"
C) "Do you work around chemicals?"
D) "How long have you had this problem?"