Ameteorology class has set up a small weather station outside of school. it has a few simple instruments: a thermometer, a barometer, a rain gauge to measure rainfall, and a hygrometer. the students took measurements with the instruments once a day for a week. they then filled in the chart below. average temperature (°c) rainfall (cm) relative humidity air pressure (mb) mon tue wed thurs fri sat 13.3 62. 2 52. 2 15. 6 16. 7 16.7 bb5.31 40% 60% 100% 80% 60% 50% 0% 1000 998 the barometer broke, so they were not able to finish collecting air-pressure data. use the chart and what you know about weather systems and weather forecasting to answer the following questions. what evidence does the data provide of the arrival of the front? a) on sunday, there was an increase in temperature and the associated decrease in humidity. o b) on thursday, there was rainfall and the associated decrease in humidity. c) on wednesday, there was rainfall and the associated increase in humidity. d) on tuesday, there was rainfall and the associated increase in humidity.