— ______, please.                 
— K-E-Y.

---Spell it, please.

 ---________.

A. Yes, P-E-N, pen.    B. P-E-N, pen.     C. /pen/      D. PEN

 ?Spell it, please.    ?           .

A. bike            B. b-i-k-e      C. B-I-K-E        D. BIKE