While the true answer to this question is as individual as each person, I think most boys look at a girl's breasts because they are curious, and because they find breasts attractive.
Breasts and a smack in there faces if they even look to make such an accessment. Somehow, boys might like both.
Sometimes some boys are in live with breasts others find them disgusting.
Girls develop breasts due to the hormones in their body. Usually, breasts are developed at the age of 10-13 They have different hormones to boys, which is why boys dont have breasts.
It differs between boys but many look at the breasts, face and behind. Others like legs and feet etc.
The size of breasts teenage boys love is any as long as you have some
On babs only
because they are growing twins that need to develop into round supple breasticles for the boys to look at
a nice shirt that doesn't make your boobs pop out but some boys look at your boobs no matter what you were
We can grow big breasts by doing sex with other boys because they suck our breasts.
The development of secondary sex characteristics (for example, breasts in females and facial hair in males) causes girls to look like women and boys to look like men.
That is generally true that you may get the attention of most of the boys, if you have bigger breasts. But then, you are getting the attention of the boys as a sex objects. You are not a sex object. You should get the attention of the boys as a person. Big breasts are not necessary for the same.
big juicy ones