What is the effect of the redeclare attribute within an itemtype definition? Note: There are 2 correct answer to this question.

What is the effect of the redeclare attribute within an itemtype definition? Note: There are 2 correct answer to this question.
A . It can be used to change the type of an attribute.
B. It can be used to change the class of an itemtype.
C. It can be used to change the name of an attribute.
D. It can be used to change the modifier of an attribute.

Answer: A,D