波义耳提出了什么的概念，确立了化学科学？

A. the water produced during combustion
B. the sulfur in the fuel
C. unburned fuel oil
D. all of the above

A. 正确
B. 错误

A. 正确
B. 错误

A. 10周岁
B. 12周岁
C. 16周岁
D. 18周岁