Quiero would be the only right word to use in spanish, Quiere, means you're talking about someone else, Querer isn't right grammar and neither is Quieres aprender because it sounds like you are asking someone. The best answer is B
1. Donde está la casa de tu tía ? 2. yo soy de santo domingo 3. ellos están contentos 4. yo no estoy gordo, estoy delgado 5. nosotros somos divertidos 6. de donde son ustedes