A company $($a Chinese company$)$ export $300$ tons Grade A Rice on FOB term. At the port of shipment, A company got the commodity inspection certificate certifying the quality of the goods satisfied with the requirements of the contract.After the loading of the goods on board, A company send out the shipping advice immediately. During the transportation, the rice was wetted by seawater because of bad weather and the quality was influenced. When arriving the port of destination, the rice can only be sold as Grade C$.$The Buyer ask A company pay for the loss.Question:Do you think A company should bear the loss? Why?