What is the main idea of this passage?A.We don' t need to worry too much about bacteria ev
What is the main idea of this passage?
A.We don' t need to worry too much about bacteria everywhere in our life.
B.Antibacterial products for the home are found to be effective.
C.The TV advertisement the writer mentioned is a total failure.
D.The existent bacteria pose a threat only to the very young and very old.