Assuming that this is pick the one you'd rather be, I'd choose companion. I've always wanted to visit new places and see new things, and with being a companion you get that. You find out about all these new worlds and people, and form a bond with the Doctor. Although I'd probably die a painful and sad death but it'd be worth it.
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The Life of a Teenage Fangirl-Book 2
RandomContinuation of my first random boredom book, although you don't really need to read the first one. Will consist of: Random things that happen, my fandoms- Harry Potter, Superwholock, Lord of the Rings, Dan and Phil, X Files, Star Wars, Merlin, Blac...