Why slaves were not allowed to read?

Why isn’t the mood saddened by this tragic event

Ineed . read the passage, and choose the two (2) inferences that are most firmly based on the given information. according to one joke, scientists are now using lawyers instead of rats in laboratory experiments. there are three reasons for this change. for one thing, there are more lawyers than rats. for another, the scientists become less emotionally attached to the lawyers. and finally, certain things are so disgusting that rats won’t do them. 1. a lawyer must have made up this joke. 2. some people feel there are too many lawyers. 3. lawyers have the reputation of being willing to do anything. 4. scientists have the reputation of

Oceans produce approximately 80 percent of the oxygen our planet needs to support animal life. pollution that reaches the ocean through dumping, oil leaks, runoff, and other processes interferes with that oxygen production and poses a real threat to the oxygen content in our atmosphere. if the oxygen content decreases, it is likely that carbon dioxide will increase. this could have dramatic consequences for life as we know it. which does this passage indicate causes a decrease of oxygen in the atmosphere?