<span><span>True. Nonnative speakers make errors by not specifying the time of the action.
</span></span>
A descriptive quote is simply a quote that throughly describes and gives details about a subject or in this case a character.
Without more information on your assignment, my best understanding is that your teacher is looking for a quote from whatever literary piece you are reading that best describes each of the characters.
When debating using this method, the concept is to win the debate simply by having the other contestant question his or her position and eventually disprove their argument with a series of prompt questions, known as socratic questioning. In the same way.