From the first sight I thought that all of the options are suitable, but then I realized that the most powerful tool that makes audience to listen (not just hearing) to pay attention to the most important part of speech is to slow down or pause. It is called situational semantic pause which is used during a speech, usually after the words on which people should be focused, so that the quiet will make audience comprehend its importance.
In this sentence, the participle is modifying the word "embers" by referring to them as "glowing like lava".
Answer:
A beautiful metaphor to explain the necessity of a solid but vivid structure and a logic order while writing a speech.
Explanation:
The idea of thihes metaphor, like all metaphors, is to visualize the topic - in this case writing a speech - in order to have a clearer idea on how to proceed.
Following this methaphor we could start with the head and introduce the topic in a few sentences of well selected words. When you move downwards to the middle and extremities you might go into some more details, using the arms and legs as a means of subdividing your topic.
Your feet, obviously, are important to keep you on the ground and not get lost in airy idealistic observations.
And remember, the human body is a perfect machine and very lively.
B - It can leave the reader unsatisfied
An anticlimax is a disappointing (or unsatifying) ending to an otherwise exciting series of events. Example: think of an action movie that just ends without wrapping up the loose ends or leaves too many unanswered questions.
Maybe you learned to spell the word wrong
