unDEr its ChArtEr, thE First stAtED Aim oF thE u.n. wAs______.
A．to promotE soCiAl progrEss
B．to prEvEnt A thirD worlD wAr
C．to rEvisE intErnAtionAl lAws
D．to mAintAin intErnAtionAl pEACE