In the Context of Situational Leadership II, Who Among the Following

In the context of Situational Leadership II, who among the following is identified as an enthusiastic beginner?

A) Adrian, a highly skilled employee who exceeds his targets
B) Milan, who is capable of achieving her targets but is not dependable
C) Tina, who needs help with her technical skills but is a motivated learner
D) Alfina, a high performing employee, who occasionally takes long vacations