An ordinal number is a number that specifies how something ranks in respect to other numbers. The correct option is B.
An ordinal number is a number that specifies how something ranks in respect to other numbers, such as first, second, third, and so on. This order or sequence might be determined by size, importance, or chronology.
The example that illustrates the ordinal number is "Gracie told Bradly she would be the first one to go down the slide".
Hence, the correct option is B.
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