The total current of the battery pack is 1000A, and 3 sets of batteries are configured. The most economical configuration of the cable from the main switch box to the branch switch box is: ()

The total current of the battery pack is 1000A, and 3 sets of batteries are configured. The most economical configuration of the cable from the main switch box to the branch switch box is: ()
A . 95mm^2 (328A) x 2
B . 120mm^2 (382A) x 2
C . 150mm^2 (441A) x 2
D . 185mm^2 (506A) X1

Answer: A