In the Section "Investigating Life: the Hidden Cost of Hygiene

Multiple Choice

In the section "Investigating Life: The Hidden Cost of Hygiene," the hypothesis states that people who have

A) more worm infections will have an overactive immune system.
B) better hygiene and are cleaner will have more worm infections.
C) better hygiene and are cleaner will have a weaker immune system.
D) fewer worm infections will have an overactive immune system.
E) better hygiene and are cleaner will have fewer worm infections.