I think it is D because in every paragraph you need 2 details about your topic
I believe it is number 3 as it states that fire has been useful in many ways. The others are saying fire has been useful for specific things. The main idea should cover it all.
I hope this helps! Branliest?
Vrhrjdiofhtbtvtjjjthdhhdhdhrhrjr
One species(the parasite) benefits while the other species (the host) is harmed