Nina: I doubt Yuri can play piano Boby: Of course she can Nina: really? Boby: yeah. You know she has joined a piano lesson What does Nina expresses?

Nina: I doubt Yuri can play piano
Boby: Of course she can
Nina: really?
Boby: yeah. You know she has joined a piano lesson

What does Nina expresses?
A. Certainly
B. Hesitation
C. Repetition
D. Amazement

JAWABAN: B