PLZ HELP ASAP!!! What is the difference between a brushfire poll and a tracking poll?

A tracking poll or rolling poll is a poll in which responses are obtained in a number of consecutive periods while brushfire polls are polls taken during the period between the benchmark poll and tracking polls.

Explanation:

⇒Brushfire polls are polls taken during the period between the benchmark poll and tracking polls. The number of brushfire polls taken by a campaign is determined by how competitive the race is and how much money the campaign has to spend.

⇒ A tracking poll or rolling poll is a poll in which responses are obtained in a number of consecutive periods, for instance daily,  results are calculated using a moving average of the responses that were gathered over a fixed number of the most recent periods, for example the past five days.

lincoln won 212 electoral votes to mcclellan's 21 votes, and lincoln beat mcclellan. is the main reason lincoln won in 1864.