If u could change something what would it be

What sentence correctly uses it’s underlined relative pronoun?

Hich is an example of a compare and contrast text structure? a cinquain poem differs from a diamante poem in the number of lines and the approach to subject matter the first step to writing a cinquain poem is to choose a one-word subject to use as the first line if having trouble writing poetry begin with an easier format such as cinquain or diamante it is best to write a diamante poem for the class project because its format fits the subject matter well

The overwhelming majority of the peoples and nations of the world today want to live in peace