Answer:¿Abuela, me puede traer ese libro, por favor?
¿Abuela, me puede decir que horá ès, por favor?
Explanation: The 'usted' isn't used because the formality is adjusted to the question or statement.
You might see a ball game at a university or at a stadium. You can look online and see the exact locations.
Answer:
hierro y carbono
Explanation: