Please answer the following question: Read the following article and select the best answer. Article: My name is David Smith. I am an English boy. My family is in Hangzhou. My father and mother work here. My father is an engineer and my mother is a teacher. I have a sister but no brothers. My sister and I are students of Nol. 1 Middle School. We love Hangzhou, and we love China, too. We have a nice house in Hangzhou. We have a color TV and a computer. My room is big. There is a bed, a desk and two chairs in it. My books are on the bookcase. I have a phone on my desk. There are some pictures on the wall. I like my room and I like these pictures very much. Question: David is _ . - 13years old - an engineer - a teacher - a student
Answer:
a student