C. There were not enough workers to cultivate and harvest crops.
<h3>My child and I hold hands on the way to school,</h3><h3>And when I leave him at the first-grade door</h3><h3>He cries a little but is brave; he does</h3><h3>Let go. My selfish tears remind me how</h3><h3>I cried before that door a life ago.</h3><h3>I may have had a hard time letting go.</h3>
<h3>Each fall the children must endure together</h3>
<h3>What every child also endures alone:</h3><h3>Learning the alphabet, the integers,</h3><h3>Three dozen bits and pieces of a stuff</h3><h3>So arbitrary, so peremptory,</h3><h3>That worlds invisible and visible</h3>
Answer:
They're should be changed to their.
this humor is anecdote.............
