Question

It's Saturday night, and you are at your friend Roberto's

Answer 1

Answer:

Buenas noches! Como esta usted?

Explanation:

Translation: Good evening! How are you?

Como esta usted is the formal way of saying how are you because she is an elder and you should not speak to her how you speak to your friends. Good evening is also more formal than saying hello.

Answer 2

Buenos noches come estas usted