The graph illustrates how the percentage effectiveness of antibiotic F against MRSA bacteria changed from 1980 to 2000. Which conclusion is correct from the graph?
- AAntibiotic F was completely ineffective against MRSA in 2000.
- BAntibiotic F was most effective in 1982.
- CMRSA developed resistance to antibiotic F between 1981 and 2000.
- DThe greatest decrease in effectiveness of antibiotic F against MRSA was between 1988 and 1990.