Marta got a bad cough. Marta went to the doctor. The doctor gave her medicine to take. What is the best way to combine the sentences above? A. Marta got a bad cough and went to the doctor, and the doctor gave her medicine to take. B. Marta got medicine to take when she went to the doctor's office for her illness. C. Marta got sick and went to the doctor because she was not feeling very well. D. Marta went to the doctor, and the doctor helped Marta by giving her medicine to take.