A client comes into the health clinic 3 years after undergoing a resection of the terminal ileum complaining of weakness, shortness of breath, and a sore tongue. Which client statement indicates a need for intervention and client teaching?

A. I have been drinking plenty of fluids."B. I have been gargling with warm salt water for my sore tongue."C. I have 3 to 4 loose stools per day."D. I take a vitamin B12 tablet every day."