All of the Following Are True Statements About the Development

Multiple Choice

All of the following are true statements about the development of antibiotics,except:

A) most bacteria that stopped the growth of other bacteria by producing antibiotics were soil bacteria
B) Fleming noticed that a contaminant mold (Penicillium) prevented the growth of bacteria adjacent to itself
C) an antibiotic was discovered in the sea after a scientist noted the absence of disease causing organisms in the seawater where the sewage entered
D) sulfa drugs did not prove to be useful as the body converted them into inactive molecules