Which of the following nursing observations would indicate a therapeutic response to the treatment?

C Respirations at 20 with no complaints of dyspnea, moderate amount of thin white sputum. D White cell count of 10,000 mm³, urine output at 40 cc per hour, decreasing amount of sputum. B Cough, productive of thick green sputum, client reports feeling tired. A Oral temperature of 101°F (38.3°C), increased chest pain with nonproductive cough.