"I...I think, a little maybe?" He's not entirely sure, but that might be more a matter of self confidence. Aqua will note, after all, that the boy is incredibly anxious.

"Stands are...not everyone had them, but they were supposed to come from an individual person. Every Stand was unique to the user, because in a way, it was still part of them."

...They were 'supposed' to be, which implies that something changed this.