I think Toyotarou and the manga have potential that he's squandering on his dependence on tracing.
But considering the times he's shown his art and the corrected versions that Toriyama has drawn in the past (I'm sure someone can pull up that one of the fish GoD or Zamasu for instance), it's going to be interesting to see how he continues to develop going forward without Toriyama correcting whatever potential mistakes he may make in the future.

>>279689312
They do, underagebro.
>https://www.healthline.com/health/pregnancy/pregnant-breast#early-pregnancy
"Your breasts will continue to change and grow heavy throughout the first trimester."
>https://www2.hse.ie/pregnancy-birth/baby-development-pregnancy-stages/stages/breast-changes/
"Your pregnancy hormones cause normal breast tissue to change into milk-producing tissue. This change happens as early as the first trimester (week 1 to week 12)."
>https://app.mahmee.com/articles/normal-breast-changes-in-pregnancy
"The breasts will grow by as much as up to 1⁄2 cup size and one width size."

Hopefully these resources will help you in your scholarly development as you continue to grow into a brighter young man.