How does human error or oversight change the way humans complete research and other activities? A. It leads to events like droughts and famine in different regions of the world.
B. It leads to beneficial discoveries such as penicillin, which has saved the lives of many people.
C. It leads to scientists repeating mistakes in their experiments to make sure that they were wrong.
D. It leads to accidents like the Challenger explosion, which changed the way space shuttles are built.

the ancient greek people valued the "country's laws" and expected citizens to show "respect" to such laws. however, the people valued divine authority above human authority and expected their leaders to honor the gods through their laws. they believed that those who respected the gods and ruled according to divine authority would obtain "high honors" by the people.

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sorry its a lil late, but the answer is d. the rotation 180° about z'

the american civil war was not caused   by slavery but by economic factors.