thE short pAssAgE ADvisEs us to ______.
A．BE politE But honEst to ForEignErs
B．lEArn Customs oF DiFFErEnt CountriEs
C．DECiDE whEthEr to BE politE ACCorDing to DiFFErEnt CulturEs
D．tEll morE truths to AmEriCAns thAn to pEoplE From othEr CountriEs