Facts is the highest form for referrence of knowledge which s formulated with hard science. However, facts can also be fabricated and faked. So it needs be carefully eveluated and scrutinized just as opinions are.
I painted my bedroom beige, but my sister painted her room blue. That is the answer because it has the word but. ",but"
For a more intruiging writing, more interesting for the reader. it creates a better more imaginitive picture for the reader
Early poems were written in meter first of all to distinguish them from prose, from everything written like a text.
Also, usually these poems were sung as songs, using various musical instruments, so meter was important when it came to rhythm.