MrsAllen Sees a Student, Tionna, Sneaking Out of School

Mrs.Allen sees a student, Tionna, sneaking out of school.She believes that Tionna is sneaking out because she prefers to spend time at the mall with her friends rather than focusing on her studies.What kind of cause(s) is Mrs.Allen assigning to Tionna's behavior?

A) internal
B) external
C) both internal and external
D) neither internal nor external