Two different antibiotics can be used to treat an infection. Treatment with antibiotic 1 is known to be successful 80% of the time. This t Antibiotic 2 is successful 90% of the time and costs $100. The two treatment plans are: . Plan A: Treat with antibiotic 1. If not effective, treat with antibiotic 2. . Plan B: Treat with antibiotic 2. If not effective, treat with antibiotic 1. Based on the data provided, what is the probability that a patient treated under plan A will be successfully treated? O A. 0.98 O B. 0.72 O C. 0.80