The vertical solid lines in the figure represent the strands…

The vertical solid lines in the figure represent the strands of a b-sheet. The thin lines represent the hydrogen bonding pattern between the strands of the sheet. Assume the arrow head on the first stand (on the left) represents the direction of polypeptide chain.  Based ONLY on the hydrogen-bonding pattern, which of the following best describes the direction of the strands going from left to right?