Smoke from forest fires is most likely to affect air quality over larger areas for many days when smog is produced due to chemical reactions in the atmosphere smog is produced due to chemical reactions in the atmosphere A a persistent atmospheric inversion exists in the region a persistent atmospheric inversion exists in the region B oak trees are burned, releasing terpenes into the atmosphere oak trees are burned, releasing terpenes into the atmosphere C primary, rather than secondary, forests are burned primary, rather than secondary, forests are burned D vegetation in the region is green and burns more slowly