Answer:
cold front: blue line with spikes
Occluded front: line with both blue triangles and red semi-circles
Low pressure: the big L
Strong winds, cloudless: the "key" figure that is white and on the right side
Strong winds, very cloudy: the other "key" figure that is colored in mostly black; left side
Step-by-step explanation:
taking the same test, got it right. :)