Answer:
Legend holds that the blaze started when the family's cow knocked over a lighted lantern; however, Catherine O'Leary denied this charge, and the true cause of the fire has never been determined. What is known is that the fire quickly grew out of control and moved rapidly north and east toward the city center.
End date: October 10, 1871
Start date: October 8
Explanation:
A flashback occurs in a passage when the author wants to give information from the past. It can give more detail about a character or an event that happened. It builds on traditional plot structure
I believe its the last one: 95% of the surface of Antarctica, which contains 70% of Earths freshwater supply, is covered by ice.
B is computer .. ill let u kno if i get d others