Answer:
C. A blizzard can occur when a fast moving cold front pushes moist air high into the atmosphere, producing snow and strong winds.
Step-by-step explanation:
The statement about blizzards that is true is "A blizzard can occur when a fast moving cold front pushes moist air high into the atmosphere, producing snow and strong winds".
A blizzard is known to be a snowstorm that lasts longer that normal snowstorm. It occurs with strong winds and high snowfall. For it to occur, cold air rises at the sirface with warm air rising over it to form a front, then there are lots of moisture and a lift.