Rose was one of the children who observe and ------- much, and now and then- their friends by a wise or confounding remark.

A．contract:liability
B．pledge:preacher
C．oath:kinsmen
D．charter:corporation
E．patent:monopoly

A．establishthatenoughfoodcouldhavebeengrowntosupporttheAnasazi'ssurvival
B．arguethattheAnasazi'spastbehaviorwouldindicatetheirlikelyfuturebehaviorinthecaseofaGreatDrought
C．suggestthattherepetitionofdroughtswastakingacumulativetollonthefertilityofthePlateau
D．arguethattheevidencewhichpointstotheexistenceofaGreatDroughtmayactuallyberelatedtoearlierdroughts
E．affirmthenotionthattheGreatDroughtmayhavebeenexponentiallymoreseverethanpriordroughts