请从下列选项中选择正确的助词これ何です   。

A、<span style="font-size:16px;font-family: &#39;MS Mincho&#39;">は　</span>

B、<span style="font-size:16px;font-family: &#39;MS Mincho&#39;">も</span>

C、<span style="font-size:16px;font-family: &#39;MS Mincho&#39;">の</span>

D、<span style="font-size:16px;font-family: &#39;MS Mincho&#39;">か</span>