whEnEvEr wE hEAr oF A nAturAl DisAstEr, wE FEEl sympAthEtiC to thE pEoplE to BE AFFECtED.
A．to hAvE AFFECtED
B．to hAvE EFFECtED
C．who hAvE BEEn EFFECtED
D．who hAvE BEEn AFFECtED