one strand runs in the 5' to 3' direction, and the other strand runs in the 3' to 5' direction.
The strands of a DNA double helix are said to be "antiparallel" because the have the same chemical structure, but are opposite in direction.
Antiparallel strands of a DNA molecule means that the phosphate groups at the start of two DNA strands are in opposite position (pole).
Hence, C is correct option
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