People who are well take active responsibility for all matters ___________to their health.

A.一看、二开、三操作、四确认、五加锁、六汇报
B．一看、二开、三操作、四加锁、五确认、六汇报
C．一看、二开、三操作、四确认、五汇报、六加锁
D．一看、二开、三操作、四加锁、五汇报、六确认

A.都有凌汛现象发生
B．都有较高的航运价值
C．治理的首要任务都是防洪
D．干流共同流经的省区是青海和四川