An antibiotic is a drug prescribed to people who are sick due to a bacterial infection. Streptococcus bacteria may cause a throat infection in humans. An experiment was designed to test the effects of two different antibiotics, A and B, on samples of Streptococcus bacteria. The graphs below show the results of this experiment.
Describe how the graph for antibiotic B shows that it was the most successful in controlling the number of bacteria.
![An antibiotic is a drug prescribed to people who are sick due to a bacterial infection Streptococcus bacteria may cause a throat infection in humans An experime class=](https://us-static.z-dn.net/files/d2f/60c21db80dad2fe116b5049b4867c140.png)