The answer is letter D.
Foreshadowing is a form used in literature that authors use to forewarn readers of future events. This may occur through a form of reminiscent event where the character seems to be having a recollection of the past but is currently in the present realm. Literary writers often use this as a dramatic form of writing to engage their audience with their materials.
In "Resistance to Civil Government," Henry David Thoreau uses ethos in order to help his audience gain trust in him. Thoreau uses his own personal experience in order to demonstrate his knowledge of his topic and his own personal connection to it. By using ethos in this rhetorical situation, Thoreau is attempting to inspire trust in his readers and establish his own credibility.
I believe that the best answer for this question is "are." You are referring to two parties here, both the lion tamer and the clowns. This would mean that your applicable verbs must also be plural. Since "are" is the plural version of "is," it is the most suitable word to use in this situation. Hope this helps.