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.

Question

Quizplus · Accepted Answer

The hypothesis raises the possibility that people with chronic infections have less allergies since their immune system is suppressed.

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