The home care nurse is instructing a client recently diagnosed with tuberculosis. It is MOST important for the nurse to include which of the following as a part of the teaching plan?

B It is necessary for the client to wear a mask at all times to prevent transmission of the disease. C The family should support the client to help reduce feeling of low self-esteem and isolation. A During the first two weeks of treatment, the client should cover his mouth and nose when he coughs or sneezes. D The client will be required to take prescribed medication for a duration of 6-9 months.