Final answer:
Swing states and spectator states play crucial roles in determining Presidential election outcomes by either offering neutral ground for both parties or favoring a specific party consistently.
Explanation:
Swing states, also known as battleground states, are states that can be won by either major party in a Presidential election. These states receive significant attention during campaigns due to their potential to swing from one party to another. On the other hand, spectator states consistently award their electoral votes to a specific party, such as California for Democrats or Texas for Republicans.
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