I think it's the last one or the third one.
Answer:
Free Verse.
has no fixed structure
has no regular meter.
Fixed Verse
has a rhyme scheme
has a regular meter
Explanation:
A fixed verse is a type of poem that is written with an already set guidelines and template. They employ the use of poetic forms such as meter, rhyme schemes, etc to set the tone of the poem.
Free Verse on the other hand, is the direct opposite of fixed verse as the poet is allowed to write his poetry any way he wants without following an established template.
Physical structure of the poem. The length of lines, their rhythms, and repetition.
