According to the "hygiene hypothesis," to reduce the chances of developing asthma, people raising children in
A) developing countries should keep their children away from farm animals.
B) developing countries should try to raise their children in cities.
C) cities in developed countries might want to have a pet dog or cat.
D) rural parts of developed countries should not have dogs or cats.
C
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Besides deserts, where is the wind a significant geologic agent? What will be an ideal response?
A Cfa climate exists on the southeastern coast of the United States. Which climate type exists on the southwestern coast of the United States?
A) Cfa B) Csa C) Cfb D) BWh E) Dfa
Most of the electromagnetic spectrum consists of visible light
A) True B) False
The Central Valley of California can be divided into two regions based on the ________ in that portion of the valley, the Sacramento Valley and the San Joaquin Valley
Fill in the blank(s) with correct word