Although the options are not included with the question, we can suggest a role that might suit Stella based on her abilities. It is likely that if Stella likes colors and moving pictures, and she is good at drawing, that she might be a good animator.
An animator is someone who draws or creates images that are used for commercials, computer games, music videos or websites. They typically work for production companies, animation studios or computer games companies. It is likely that Stella would excel at this type of job.