将实验室制取二氧化碳和用高锰酸钾制取氧气进行比较，下列说法正确的是请选择ABCD8I6m+f3W,D1~4c.Y0P+q;Q/O5L(y8r,H-o
A．气体发生装置可能相同.Y0P+q;Q/O5L(y8r,H-o
B．反应条件相同.Y0P+q;Q/O5L(y8r,H-o
C．气体收集方法可能相同.Y0P+q;Q/O5L(y8r,H-o
D．反应的基本类型相同.Y0P+q;Q/O5L(y8r,H-o