保险可以为被保人提供不错的保障，在意外与疾病发生时，在一定程度上减轻了大家的经济压力，只是保险种类形形色色，那么寿险的意义与功用是什么呢？下面看介绍。
I have a sample program, which needs to execute 3 methods in a particular order. And after executing each method, should do error handling. Now i did this in a normal fashion, w/o using delegates like
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