<p>The moose and the wapiti are the largest members of the deer family, each of them are found in North America, Europe, and Asia.</p>
<p>Answer Choices<br>
(A) family, each of them are<br>
(B) family, both are<br>
(C) family, which are<br>
(D) family and are both<br>
(E) family and each are </p>
<p>Explanation
Choice (D) is correct. It avoids the errors of the original by eliminating the extra subject, "each," and by avoiding subject-verb disagreement.</p>
<p>Why isn't C correct as well?</p>