What is the purpose of the extended metaphor in ‘Hope’ is the thing with feathers?

The central idea in ‘Hope’ is the thing with feathers is that hope is the most important weapon we have in overcoming difficult challenges. 

In Lines 9-12 of ‘Hope’ is the thing with feathers, the speaker uses a first-person voice. What is the effect of doing this?

The following line from ‘Hope’ is the thing with feathers is an example of which phonic device?

Yet - never - in Extremity

In ‘Hope’ is the thing with feathers, the figure of speech used in the title is a .

The Divine Comedy by Dante Alighieri is an example of what type of poem?