Which statement is correct? Statement A: Physical data independence implies that neither the applications nor the views

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Which statement is correct? Statement A: Physical data independence implies that neither the applications nor the views or logical data model must be changed when changes are made to the data storage specifications in the internal data model. Statement B: Logical data independence implies that software applications are minimally affected by changes in the conceptual or logical data model. 

a. Only A. 

b. Only B. 

c. A and B. 

d. Neither A nor B.

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