中国人高某想要得到其具有美国国籍的儿子的赡养，要求人民法院给予支持。下列选项中哪些是正确的？ 

A.我国没有关于赡养的法律适用规范立法，故应驳回高某的起诉 

B.我国没有关于赡养的法律适用规范立法，因此该案应适用我国法律 

C.该案适用《民法通则》的规定来确定准据法 

D.该案适用高某儿子的本国法，即美国法 

A．because Bonjer's findings are different from Brown's.
B．because sleep normally coincides with the hours of darkness.
C．because some people can change their sleeping habits easily.
D．because shift work in industry requires people to change their sleeping habits.

A．168.2
B．170.9
C．178.0
D．180.9