Which of the following is NOT a True statement regarding a relation?

Which of the following is NOT a True statement regarding a relation?
A) Each relation consists of a set of named columns and an arbitrary number of unnamed rows.
B) Each column in a relation corresponds to an attribute of that relation.
C) An entry at the intersection of each row and column has a single value.
D) The columns may not be interchanged or stored any sequence.
E) The rows may be interchanged or stored in any sequence.
Answer :

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