People who opposed the use of icons (religious images) in worship. it means "icon breakers" because they would go and destroy images.

I believe the answer is: Iconoclasts

Iconoclasts tend to see that religious images in the place of worship is an insult to the God because we falsely interpret the true image of God without having any knowledge about it. This view tend to be held by the Christian who adopt the orthodox' / traditional religion.

well to answer ur question to be completly honest

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.