Answers

2015-12-03T00:19:42+05:30

This Is a Certified Answer

×
Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Pest control companies earn billions of trillions by manufacturing cockroach killing pesticides. No cockroaches= No money. LOL, but this is a main factor.simple as that. Hope you found it helpful. 
0