An Airlines will buy $2\mathrm{.}5$ million gals of jet fuel in $3$ months and has decided to hedge the price using futures contracts on heating oil. The current spot price and variance of jet fuel price changes is $$2\mathrm{.}64/$gallon and $0\mathrm{.}0008$respectively while the current futures price and variance of heating oil fuel price changes is $1\mathrm{.}88$ and $0\mathrm{.}0016$ respectively. The corr. coeff. $0\mathrm{.}83$ and one heating oil futures contract has a contract size of $42000$ gallons. What should the company do to hedge?