CompTIA A+ 220-902 Question F-24

A corporate end user reports that random keys on their laptop are sticking. After taking the laptop in for repair a technician discovers that soda has been spilled inside the keyboard, possibly reaching other components inside the laptop. Which of the following should the technician do?

A. Spray the sticky spots with compressed air and then scrape them off
B. Let the end user know that they are responsible for replacing the keyboard
C. Replace the keyboard and clean the interior of the laptop if necessary
D. Run the keyboard through a dishwasher cycle and dry thoroughly