A Gun Manufacturer in Helena,Montana,agrees to Sell Guns and Ammunition

A gun manufacturer in Helena,Montana,agrees to sell guns and ammunition to the ATF in Washington,D.C.The terms of the contract specify that the goods are to be shipped "FOB,Chicago." When does the buyer acquire title and risk of loss?

A) when the goods reach Chicago
B) when the goods are delivered to the carrier in Montana
C) when the goods are tendered in Washington D.C.by the carrier
D) when the goods reach Washington D.C.