Figure b1 shows two air masses and a front. study the figure and then select the correct answers from the following. airmass (north) 49 4 40 43 ha 53 5 line b 72 63 60 61 73 64 airmass (south) figure b1: two different air masses and the location of a front select the two that apply view available hint(s) the air mass to the north of the front has lower specific humidity. prevailing winds are from the east in the air mass to the north of the front. the air mass to the south of the front is a cp air mass. line b is a cold front the front will move from east to west