Maria works abroad the plane. She is helpful and friendly. She serves drinks and meals to the passengers. It is part of the service. What is she? A. A Steward B

Maria works abroad the plane. She is helpful and friendly. She serves drinks and meals to the passengers. It is part of the service. What is she?
A. A Steward
B. A Co-pilot
C. A Flight Engineer
D. A Stewardess