Is it possible that keith was responsable for the excellence of the delicious cupcakes? which underlined word is misspelled?

Responsible

Explanation:

Although no words are underlined in this question, the word that is misspelled is "responsable," which should read "responsible." Spelling mistakes are very easy to make, and they are some of the most common mistakes that students make when writing essays. However, a way to improve this is by having a dictionary close by whenever we write, and using it whenever we are in doubt about the correct spelling of a word.