I think the toxic sludge is a fine addition. If someone were to remove the toxic sludge then I sure wouldn't be happy. The toxic sludge isn't hurting anybody, why should they remove it? It's the people who are a threat to the toxic sludge, not the other way around.
Answer:
The ethnic mix in the Balkans was like a keg of gunpowder, and one spark could easily explode into a war that involved all of Europe.- third choice
Answer:
<u>It means that the test would have high reliability and not so for the validity.</u>
Explanation:
Even though the test may have reliabiltiy because it can be consistent in some of the structure of evaluation. This doesn't mean that it would be a valid test, because it is biased.
The psychometrc propertes are measured both by validity and reliabiltiy. This means the score can be reliable but as it is biased, it is not reflecting the knowlede and skills so it loses it's validity.
I think the answer is C, I’m not quite sure . Please tell me if I’m right?
B..........................................................