yes . the girls have bib boobs
You can't increase the size of the chest for girls, it will develop naturally in its own time. The only exception would be to consider plastic surgery to increase breast size.
Only surgery and implants can do that. Oestrogen is what makes them grow naturally but what size they will have depends on your genes.
The time of growth and the size of girls' breast are determined by heredity - those characteristics are inherited from her parents. There is no safe way to alter these characteristics.
Whatever size your body grows naturally.
Breast size and shape are hereditary, there is no natural way of growing its size. Pregnancy and Lactation temporarily increases breast size due to hormonal changes. Cosmetic Surgery called Breast Augmentation (silicone implant) enhances breast size.
Get pregnant. Then your breasts will increase.
By getting pregnant.
Body type. Some girls are curvier and have larger chests, some girls are naturally thin and have very little curves at all. Breast size is not dependent on age, it's dependent on your body structure.
To make them look hot for boys. Well girls want a bigger size breast so Boys get to like them.
Most girls secretly try to get them bigger.
you dont