Which method of reusing Object1 would be best for these requirements?

You have a text item in your form named Object1. You want to create Object2 as an exact duplicate of Object1. You want to be able to change the properties of Object2. However if you change Object1, you do not want Object2 to change.
Which method of reusing Object1 would be best for these requirements?
A. Copying Object1
B. Subclassing Object1
C. Creating a property class from Object1
D. Putting Object1 in an Object library
E. Referencing Object1 in a PL/SQL library

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