This cell phone I bought is broken. I don't want

【問題】
This cell phone I bought is broken. I don't want a new one. I 'd like a ________ please.

【選択肢】
1.　refund
http://jibun.atmarkit.co.jp/scenter/ittrain/93_20060315_a1.html

2.　replacement
http://jibun.atmarkit.co.jp/scenter/ittrain/93_20060315_a2.html

3.　reduction
http://jibun.atmarkit.co.jp/scenter/ittrain/93_20060315_a3.html

4.　receipt
http://jibun.atmarkit.co.jp/scenter/ittrain/93_20060315_a4.html

問題提供：リアル・イングリッシュ・ブロードバンド株式会社
http://jibun.atmarkit.co.jp/misc/ct.php?id=TR56_RE1
No.09320060315