Mushrooms, algae, and protozoa are all examples of
cells

Which of the following is a way that advancements in technology improve humans' ability to measure air quality and protect human health?

Can someone me with this plz? ! i'm putting 20 points on it!

Religious conflict in northern ireland started with a) cultural differences resulting from viking invasions around 800 b) england’s split from the catholic church in the 1500s c) rebellions in ireland between 1916 and 1921 d) the norman invasion of england in 1066