because that is what mommies do....nuff said
Because people will point, run and scream if I don't!? LOL
I'd tell her its the polite, courteous thing to wear in society when you develope breast. And it keeps them from hurting and avoids back pain later.
my 3 year old calls my bra boobies and if im not wearing it she run and get it yelling mommy here ur boobies