The line “[w]e are continents, worlds apart” from the poem “tattoo” by gregg shapiro is an example of which poetic device?

Based on the line given above from the poem "Tattoo" written by Gregg Shapiro, the poetic device or technique used in the line is metaphor. Metaphor is a poetic device that uses comparison between two unlike objects. In this line, "We" is being compared to "continents" that are worlds apart. 

This would be third person because they are using the correct pronouns that belongs to third person like he, the name, etc