Answer:
When a horse makes a sound, it neighs. So the sound horses make is called a “neigh”.
Answer:
B. bien gracias ¿usted?
Explanation:
Since you are talking to an adult, you use the formal "you," usted.
Answer: Tomorrow we are going to take the dog to the beach.
Explanation: “Mañana nosotros vamos a llevar al perro a la playa” = “Tomorrow we are going to take the dog to the beach”