<em>The best I could come up with regarding to rewriting your sentence is this:</em>
<em>"William, who happens to be the most handsome son of Mr Handekl was sent by her mother to buy fruits and foodstuffs from the store of Mrs Anabella down the street."</em>
"<span> C. It presents the speakers as free of doubt and worry" is the correct object. Both of these works also instill in the reader a sense of confidence about what is to come. </span>