Many things. Suffering, defilements of mind, harmful actions, harmful or untruthful speech, etc.
There is no special Buddhist clothing for lay people - child or adult. A Buddhist baby wears whatever is usual for the area in which it lives.
she is most likely Buddhist since she lives in china
The cycle of rebirth carries on indefinately until enlightenment.
If she want to, she may. If she does not want want to, it does not matter.
Whenever you want.
India
Yes, Christians can visit Buddhist temples as a form of cultural or religious exploration. It is important to be respectful of the customs and practices of the Buddhist tradition while visiting the temple.
The child can choose which one he/she wants. If he/she wants Buddhist then that what the child wants. For people who want to know Buddhist is a religion it's not a philosophy.
The dress and customs make no difference as long as your mind is Buddhist and you practice Buddhist teaching.
Many Buddhists respect the lives of animals, and the original Buddhists were vegetarian.
the eightfold path and the four noble truths.
Zen Buddhist centers are places of education about the life of Buddha, and about the Buddhist belief system. The centers are also a place of worship and peace for those affiliated, desiring to become Buddhist, or simply those who want to learn more.