$(20$ points$)$ Conslder typucal finures; call option and pu option comtracts whuth we dilsctssed in the class. Determilie the mas$$mumt possibie gatinand loss at the maturity and fill in the table.

$\backslash$table$[[$Pesition$,$Maximum Gain,Maximum Less$],[$Buymg $($tong$)$ i futures,,$],[$Selling $($Shout$)$ a funmes,,Unitimiled$],[$Buying a call option,,$],[$Selling a calloption:,,$],[$Buymg r put optuon,,$],[$Selflng a putoption,,$]]$