D, they lead to depression in children
Answer:
Fertilized Ovum - (genetics) the diploid cell resulting from the union of a haploid spermatozoon and ovum (including the organism that develops from that cell) zygote.
It means you never know how smart someone is unless they can demonstrate it is like walking your talk. if your say you are smart but never back it up with anything then no one can really know if that person is smart. opposite goes for it too if someone gets good grades speaks intellectually and shows they are intelligent then they are smart because you are able to asses by their behavior and work results
you should talk so a grown up about it but before doing that try to ask her what made her start that, then after you do that try to go to some type of counseling to help her get out of it