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

the answer is b. osage.

how did justinian contribute to the byzantine empire?

one famous byzantine emperor was justinian i. justinian ruled from ad 527 to 565. belisarius was the commander who led these armies in an attempt to win back the old western roman empire. the war effort to take back the western part of the empire forced justinian to raise taxes on the people of the byzantine empire.

explanation:

mark brainliest and have a great day!

when world war i broke out across europe in 1914, president woodrow wilson proclaimed the united states would remain neutral, and many americans supported this policy of nonintervention. however, public opinion about neutrality started to change after the sinking of the british ocean liner lusitania by a german u-boat in 1915; almost 2,000 people perished, including 128 americans. along with news of the zimmerman telegram threatening an alliance between germany and mexico, wilson asked congress for a declaration of war against germany. the u.s. officially entered the conflict on april 6, 1917.

the answer is b hope that