Which of these changes can hurt deserialization?

Changing a non-transient instance variable to transient

Changing a class from Serializable to not Serializable

Adding new instance variables to the class

Removing classes from the inheritance tree

Which of these changes to a class do NOT hurt deserialization?

Changing an instance variable from transient to non-transient

Changing an instance variable to static

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1Which of these changes can hurt deserialization?
1. AAdding new instance variables to the class
2. BDeleting an instance variable
3. CRemoving classes from the inheritance tree
4. DChanging a non-transient instance variable to transient
5. EChanging a class from Serializable to not Serializable
2Adding classes to the inheritance tree can hurt deserialization
1. AVerdadero
2. BFalso
3Changing the access level of an instance variable can hurt deserialization
1. AVerdadero
2. BFalso
4Which of these changes to a class do NOT hurt deserialization?
1. AChanging an instance variable from transient to non-transient
2. BChanging an instance variable to static