<p>
Here’s an example I found on the web. Someone once sent me one without the answers - although some of the multiple choices were easy to rule out since you cannot break the laws of physics.
[Christmas</a> Letter 2002](<a href=“http://www.barrywaite.org/xmas/christmas_letter_2002.htm]Christmas”>http://www.barrywaite.org/xmas/christmas_letter_2002.htm)</p>