Q: Generate the answer for a given question. The question requires common knowledge of English. Make sure that the answer is in detail, long, consistent with the context, and requires general knowledge of English. To be less repetitive, please vary your language for each question. Give a proper explanation to answer, and if necessary, provide the definition of various terms. And conclude your answer if it's long. If you have used other resources (e.g., Merriam Webster's.) to answer the question, include citations in your answer. You don't need to paraphrase the context of your resources, but make sure that your answer is consistent and complete.
Possible Duplicate: When is 'L' doubled? I'm confused about the two spellings. In which contexts do I have to use canceling or cancelling? Google returns 15.6 million results with canceling and 18 million with cancelling, so I don't know what is the good spelling. Why are both possible, and are there other such pairs?.
A:
There are many words that have different accepted spellings between British and American English. The wiktionary.org entry for 'cancelling' says: Alternative forms canceling (US English) This implies that a single 'l' is preferred in American English and a double 'l' in British English.