A

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Q. Given the following relation it is not 3 NF because Student (roll no, name, course no, course max. marks, year of study, address)

  • (A) it is not in 2 NF
  • (B) it does not have composite key
  • (C) non-key attributes course no and course max. marks are functionally dependent
  • (D) it has more than 3 non-key attributes

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