During Dell EMC PowerStore startup, both appliance nodes have rebooted in service mode. What must be

During Dell EMC PowerStore startup, both appliance nodes have rebooted in service mode. What must be done first to avoid management software conflicts?

A. Reboot node B
B. Clear the boot mode
C. Disable node B boot mode

D. Return node A to normal mode

Reference: https://www.dell.com/support/manuals/pk/en/pkbsd1/powerstore-1000/pwrstr-isg/power-control-procedure-considerations?guid=guid-4352c94e-0ae7-4a2e-8593-9ae135bb9e34&lang=en-us