5. A patient tells his doctor that his family seems to have strep throat and sinus infections all
the time and that he doesn't understand this because they are careful to use antibiotic soaps,
detergents, and gels throughout the house. Which of the following would be a good hypothesis
the doctor could use to explain this?
A. The bacteria that are present in the house have developed a resistance to antibiotics, so the
treatment of the illnesses is ineffective.
B. The family is unable to develop a resistance to the bacteria causing the illnesses because
they overuse antibiotic soaps in the household.
des in the household
C. The family is probably using their air conditioning too much and the low temperatures are
causing their illness in spite of the antibiotic soaps.
D. The bacteria that the family is exposed to outside of the house are more harmful to them
because they aren't exposed to them in their own household