Why did feudalism develop in medieval Europe? (4 points) Group of answer choices

It became difficult for the kings to defend their kingdoms.

Kings were required to give part of their income to the Church.

Lower classes in the social hierarchy rebelled against the kings.

The Church would not allow kings to have armies.

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.

Select all the correct answers. what were two effects of the french revolution in france?

Can you describe the american army in 1812?