Malapropism is the use unintentional misuse of a word, so the correct ansser is c. Malapropism.
Laurie's use of 'consecrating' instead of 'congregating' is an example of a malapropism, where an incorrect word is used in place of a word that sounds similar but has a different meaning. This error caused laughter among her peers due to the humorous nature of the misused word. The chosen option is C: malapropism.
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