27. Which of the following events started WWII in Europe? Soviet Union's attack on Finland 1939
Spanish Civil War in 1936
D-Day Invasion 1944
German invasion of Poland in 1939

What do the discoveries of shells used in jewelry and a huge dredged canal tell us about the indus valley civilization?

One day as your professor is driving to work, another driver runs through a red light and hits his car. the professor is shaken up but survives the accident. however, the next time he starts to enter the intersection, he becomes nervous and fearful. soon, he starts going to work via another route to avoid the intersection even though this route adds twenty minutes to his commute in each direction. according to the principles of classical conditioning, why does the professor become scared of the previously harmless intersection? what can he do about this, as going via other route is very time consuming? be specific. break down the situation into its parts and show how the principles of learning apply.

How do you think entrepreneurs contribute or industry in america? describe your answer.