Previously, we reported that the national average price of gasoline in the United States has dropped below $3 a gallon for the first time in years, in large part due to OPEC+ returning more barrels to the market as well as weak global demand. Average national gas prices clocked in at $2.969 per gallon on Monday, 16 cents lower than a year ago, with popular fuel savings platform GasBuddy predicting that they could go even lower in the coming weeks. Warnings on Friday that U.S. motorists may not enjoy sub-$3 prices for long became reality by…