I can’t what she’ll wear for sure but I can make you some dream fashion guides of something she might wear. <3

All of her swimsuits from Target are sold out. 

Personally I think that’s up to you and your parents. For me I wore small heels (under 3 inches) at 14 and then taller ones at 16. Usually I don’t got past 3.5 inches for me though because higher heels can be really uncomfortable and bad for you feet.