Which of the following is the characteristics of the OSPF stub area?

Which of the following is the characteristics of the OSPF stub area?
A . AS-external-LSAs can be published in the Stub area.
B . The route to the outside of the AS can only be based on a default route generated manually by the AB
D . Virtual connections cannot span the Stub area.
E . Any area can be a stub area

Answer: C