A nurse is providing teaching to a client who has a gastric ulcer and a new prescription for ranitidine. Which of the following statements by the client indicates an understanding of the teaching?

A. "I should not take an antacid within 1 hour of taking this medication"
B. "I should avoid dairy products when taking this medication"
C. "I can take two aspirins to treat headaches"
D. "I can expect fine hand tremors when taking this medication"