原文第四段：Viewed in this light,guilt is an opportunity.Work by Tina Malti,a psychology professor at the University of Toronto,suggests that guilt may compensate for an emotional deficiency.In a number of studies,Malti and others have shown that guilt and sympathy may represent different pathways to cooperation and sharing.Some kids who are low in sympathy may make up for that shortfall by experiencing more guilt,which can rein in their nastier impulses.And vice versa:High sympathy can substitute for low guilt.

　　题目：Malti and others have shown that cooperation and sharing _______.

　　A.may help correct emotional deficiencies

　　B.can result from either sympathy or guilt

　　C.can bring about emotional satisfaction

　　D.may be the outcome of impulsive acts

　　解析：

　　<B>can result from either sympahty or guilt

　　根据题干Malti and others have shown that cooperation and sharing _______.定位到第四段第三句In a number of studies,Malti and others have shown that guilt and sympathy may represent different pathways to cooperation and sharing.根据第三句可知内疚和和同情可能代表了通往合作和分享的不同的路径。可以得出，答案是B选项can result from either sympahty or guilt