It is an idiom. It is referring to the large quantity of faces, not literally a sea of heads.
The literary device that is used here is repetition.
A literary device is a way a person writes. Depending on what type of message a writer wishes to deliver, they will use a specific literary device. Two types are literary elements, such as the plot or setting, and literary techniques, such as metaphor and simile.
literary device
Idiom
a hgjhfj
The literary device that seals swam freely through the icy sea is assonance.
alliteration
The literary device used in this sentence is personification, as the seals are given human-like qualities by suggesting that they are swimming freely.
A Sea of Faces was created in 1975.
Onomatopoeia is the name of the literary device in which sounds are written into words.
No
Sea of Faces was created on 2004-02-24.
First-person narration is a literary device that deals with blatantly negative language.
The literary device that is used here is repetition.
Alliteration i.e. the repeated use of p as the starting letter for multiple words.Another example could beShe sells sea shells on the sea shore
A literary device is a way a person writes. Depending on what type of message a writer wishes to deliver, they will use a specific literary device. Two types are literary elements, such as the plot or setting, and literary techniques, such as metaphor and simile.
literary device