Actually the correct answer is D. tendrá. Because A would be if you were talking about yourself. B would be if you were taking about a group including yourself, and C would be right if you were talking about a group not including yourself.
The answer is “era” as in past tense
Answer:
Una salida perfecta para la clase sería un viaje al zoológico porque nos da la oportunidad de aprender más sobre los animales y lo que podemos hacer para ayudar a protegerlos.
Translation: <em>A perfect outing for the class would be a trip to the zoo because it gives us an opportunity to learn more about the animals and what we can do to help protect them.</em>
Explanation:
1-
1. Manuel y Norberto tiene un examen de ciencias mañana.
2. Yo tengo que estudiar todos los días para el examen de historia
3. Nosostros siempre tenemos que tomar apuntes en la clase de inglés
4. Muchas veces Nadia tiene que trabajar los sábados
2- that's on you, i don't know what is your time for clases