Which is correct travelling or traveling?

Which is correct travelling or traveling? Both "travelling" and "traveling" are correct spellings, and the difference is primarily based on regional variations in English.

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• In British English, "travelling" is the preferred spelling.
• In American English, "traveling" is the more commonly used spelling.
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So, the choice between the two depends on the English variant you are using. If you're writing in British English, use "travelling," and if you're writing in American English, use "traveling."