In a group of 23 people, use the pigeonhole principle to demonstrate that at least two of them must share the same birth month.
The pigeonhole principle can be used to show that there must be at least two people born in the same week.
If there were exactly 12 people in the group, the pigeonhole principle would guarantee that at least two people were born in the same month.
Baroque art features strong contrasts, while Rococo art prefers more subtle transitions
Baroque art is generally larger in scale than Rococo art

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