“le gusta” would fit in the blank.
The closest answer to being correct is A., "Compartes la paella?"
It might be the difference between "proper" Spanish and what I know, but even that seems like it's wrong. If anything, I would ask "Compartirás la paella?"
But A. is your answer
You: Hola! Me llamo(a) ____ (name). Soy de ____ (place you’re from). Me gusta ___ (an activity you like) en miercoles. No me gusta ____ (an activity you don’t like). ¿de donde eres?
i tried helping out a little bit. i would do the paper yourself but here’s a little help.