Writing question

<p>The number of travelers WHICH REACHED[b/] the Americas, by accident or design, **WELL BEFORE **Columbus **ISenormous, if we are** TO BELIEVE **every claim. NO ERROR.</p>

<p>Very easy. ‘‘Which’’ should be turned into ‘‘who’’. Use ‘‘who’’ when referring to people.</p>

<p>it can be who or that but NOT which</p>