Read the following article and answer the question. Article: Hello! My name is Joy. I'm a girl. I'm eleven. I'm in Class Eight, Grade Seven. This is my friend, Joan. She is twelve. She is in a Middle school. She is in Class Seven, Grade Eight. My English teacher is Miss White, but her English teacher is Miss Green. Look!Who's that? Oh, she's my mum. She's a Chinese teacher. Question: Joan is _ . Answer:

Choose from:
* eleven.
* twelve.
* thirteen.
* fourteen.
Answer:
twelve