A. Router1# copy running-config flash
B. Router1(config)# copy running-config flash
C. Router1# copy running-config startup-config
D. Router1(config)# copy running-config startup-config
E. Router1# copy startup-config running-config
B. Router1(config)# copy running-config flash
C. Router1# copy running-config startup-config
D. Router1(config)# copy running-config startup-config
E. Router1# copy startup-config running-config