The correct answer is option letter C (estornudar). The correct translation to Spanish of the verb “<em>to sneeze</em>” in English is “<em>estornudar</em>”. The rest of the options <u>are not</u> the correct translation of the verb “<em>to sneeze</em>”, since option letter A means “<em>pain</em>”, option letter B means “<em>to cough</em>”, and option letter D means “<em>to breathe</em>”.