Based on the following data, which bacteria is most likely a human pathogen? Bacteria E.coli S. marcescens B. Stearothermophilus Absorbance Values Based on Temperature Effects B. E. coli 0.01 0.04 0.01 4 C S. marcescens None are human pathogens Stearothermophilus 0.45 0.79 0.02 25 C 0.87 0.32 0.02 37 C Temperature (in Celsius) 0.22 0.02 0.81 55 C

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