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17 September, 00:17

Groups run up and down or top to bottom while periods Run side to side or cross.

true or false?

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Answers (2)
  1. 17 September, 00:20
    0
    Answer: True, Groups run down (colomns), Periods run across (lines)
  2. 17 September, 00:41
    0
    This is true.
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