Answer:
You can use the verb SER in all of them
Explanation:
- Emotion: Yo soy feliz
- Origin: El es de Mexico
- Characteristics: Ella es alta
- Location: La pelota esta debajo de la mesa / Mexico esta al sur de Estados Unidos
- Time: Son las 2 de la tarde
He (Which should be El, but anyway) visto is not correct, because you are talking about someone else. Yo Tengo is correct, because you are staying that you have seen.
