题目

It’s good to make mistakes, and here is why． First of all, mistakes are a clear sign that you are trying new things． It’s always good to try new things because when you are trying new things you are growing． If you never try anything new, how can you improve? How can you expand? The simple answer is “You can’t”． Look around you． With very few exceptions, either everything you see in your physical world or every single detail of every single thing is the result of someone trying something new．  Another good thing about mistakes is this: When you are making mistake俗话说“合久必分，分久必合”，以下人物为“分久必合”做出突出贡献的是 [　　] A．隋炀帝B．陈后主C．魏徵D．隋文帝