Top Posters
Since Sunday
5
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
New Topic  
Alamojay Alamojay
wrote...
Posts: 1898
9 years ago
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 portions of developed countries should not have dogs or cats.
Textbook 
Environmental Science: Toward A Sustainable Future

Environmental Science: Toward A Sustainable Future


Edition: 12th
Authors:
Read 424 times
1 Reply
Super Cuban Dude
Smiling Face with Open Mouth
Replies
Answer verified by a subject expert
JesuisMelJesuisMel
wrote...
Top Poster
Posts: 2453
9 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

Alamojay Author
wrote...

9 years ago
Thanks
wrote...

Yesterday
This helped my grade so much Perfect
wrote...

2 hours ago
Good timing, thanks!
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1271 People Browsing
Related Images
  
 271
  
 219
  
 245
Your Opinion
Who's your favorite biologist?
Votes: 586