A bold red "L" has already been marked on the map along the Minnesota-Wisconsin border to denote the general center of low pressure in that area. Compare the hand-twist model of a Low to the wind directions at stations in the several-state area surrounding the low-pressure center. Wind directions at these stations suggest that, as seen from above, the air was circulating generally ________ around this Northern Hemisphere low-pressure center. a. counterclockwise b. clockwise