题目内容
（请给出正确答案）
[主观题]
You have recently written the code shown below:Hashtable emailAddresses = new Hashtable （)
You have recently written the code shown below:Hashtable emailAddresses = new Hashtable ();emailAddresses.Add ("Mia", "mia@ Certkiller .com");emailAddresses.Add ("Andy", "andy@ Certkiller .com");emailAddresses.Add ("Kara", "kara@ Certkiller .com");FileStream stream = new FileStream ("Email.dat", FileMode.Create);BinaryFormatter formatter = new BinaryFormatter ();formatter.Serialize (stream, emailAddresses);You need to ensure that you are able to load the emailAddresses object from the Email.dat file into your application.What should you do？（）
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