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<div>We learn from those ______are  always ready  to help others</div><div>A. who                         B. that</div><div>       </div><div>Which I should choose？</div>

<div>The answer is "A. who".</div><div><br></div><div>	<em>We learn from those who are always ready to help others.</em></div><div><br></div><div>This is because the subject of the sentence, "those," is referring to people . . . and people are referenced as "who." The word "that" is used to reference non-human or inanimate things.</div>