Here's why:
* Storytelling: Ballads were designed for oral storytelling, perfect for a minstrel traveling from town to town.
* Simple Structure: Ballads have a simple, repetitive structure, making them easy to remember and perform.
* Musicality: Ballads were typically sung, and their rhythm and rhyme made them engaging and memorable.
* Themes: Ballads often dealt with themes of love, adventure, battles, and folklore, which resonated with audiences of the time.
While minstrels also used other forms of poetry, the ballad was their primary mode of expression.