I think the correct way is: Tattoos are really popular nowadays. I saw on TV that even a doctor was covered in tattoos. I think in the past they could stop you from getting the job of your dreams, but I think that nowadays many employers wouldn’t care if you have the tattoo on your arm or not.
Answer: I am talented at writing, sports, and music.
Explanation: Parallel structure just means that you use the same tence for the whole sentence.