Which supporting detail from The Great Fire conveys the main idea that firefighters alone were not able to contain the fire?

Firefighters asked spectators to help, and many did.

Explanation:

According to the text of the "Great Fire", there was an outbreak of fire which overwhelmed firefighters because of the winds which made the flames to be fierce and uncontrollable.

Fires were common in those days and people were used to seeing fires so they were not in panic and when the fire overwhelmed the firefighters, they enlisted the help of spectators and they obliged.

they both lost a woman they loved named lenore

they believed they interracted with a talking raven

they became orphaned at a young age.