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To made program more easier to understand, programmers can

  • A.declare variable names
  • B.add comments to it
  • C.both (a) and (b)
  • D.use secure data

Answer: C

Correct answer: both (a) and (b)

Meaningful variable names and comments serve the same end from two directions: the names make the code say what it is doing, and the comments say why.

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