Choose the letter A, B, C or D to answer these following questions

Mrs Lien is a nurse. Her house is near the hospital. It is in front of the park, between the drugstore and the bakery. Today she doesn't go to work because it's Sunday. There are five rooms in her house, and her house has a small yard to the right of the house ,there are flowers and there are small trees to the left of it. There is a well behind her house.

What does Mrs Lien do?

• A. 
  doctor
• B. 
  nurse
• C. 
  teacher
• D. 
  farmer