An appropriate summary for the article "A Most Troublesome Element" is the last option - C. Arsenic is a naturally occurring, poisonous element that has threatened the health of humans since the Middle Ages.
It clearly states what the whole article is about.
Answer:
Context clues
Explanation:
When watching a movie and you dont know trhe charicters name, what will you do? You could ask the date that brought you to watch this movie or you could use the skill you learned when you were little! See what the other charicters in the movie call this mystery person. That way you could still have an amazing date and still know whats going on.
I'm not sure if these are right but these are what I think the answers are:
1. Hole
2. Horizon
3. Glove
4. Coffin
5. Stamp
<span>"The Silent Protesters" Time 14 August 2009: 56.</span>