Roberto lives inland in North America. He measured the temperature and precipitation during one winter month and calculated the average daily temperature and precipitation amount for each week. He recorded his results in a chart. Week Temperature Precipitation
1 0 degrees C 0 cm
2 4 degrees C 0 cm
3 7 degrees C 0 cm
4 15 degrees C 5.00 cm

The front that moved over Roberto’s area the last week of the month was humid. Based on the chart and your knowledge of fronts, what kind of front would this most likely be?
A. cold front
B. warm front
C. occluded front
D. stationary front