Julio has most likely written a one-person show for his performance.
In a one-person show, a single performer takes on various roles and presents a narrative or story through their performance.
This format allows Julio to showcase his storytelling abilities and captivate the audience's attention by playing multiple characters or personas within his monologue.
It also offers the flexibility for him to engage the audience with a complete story while being the sole performer on stage which makes it an ideal choice for his creative expression.
Therefore, the Option C is correct.