Why Are Penicillin and Other Beta Lactam Antibiotics Not Used

Multiple Choice

Why are penicillin and other beta lactam antibiotics not used for treatment of primary atypical pneumonia?

A) Antibiotics will not work against the viruses that cause primary atypical pneumonia.
B) The organism that causes primary atypical pneumonia does not have a cell wall, so penicillin and other beta lactam antibiotics will not work.
C) The organism that causes primary atypical pneumonia usually makes beta lactamases.
D) Penicillin and other beta lactam antibiotics will not penetrate inside of pulmonary cells where the Mycoplasma resides.