Weekly News Quiz for Students: Covid Hot Spots, Iran Blackout, Amazon Vote

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Weekly News Quiz for Students: Covid Hot Spots, Iran Blackout, Amazon Vote

Sightings of unidentified objects in 2020 nearly doubled in New York State from the previous year, to about 300, according to data compiled by the National U.F.O. Reporting Center. They also rose by about 1,000 nationwide, to more than 7,200 sightings.

Which TWO factors are most likely for the surge?