In your current location, the weather is much like this picture: cloudy and drizzly. The weather has been like this for several days. The good news is that the weather report says warmer weather is coming soon. Which type of front most likely caused this weather?

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.

answer; internal; covert processes;

answer; with few regulations protected the prices of crops which made farmers leave their farms and migrate to the big cities to work in factories;