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Hace 10 horas · t. e. The Kingdom of Jerusalem, also known as the Latin Kingdom, was a Crusader state that was established in the Levant immediately after the First Crusade. It lasted for almost two hundred years, from the accession of Godfrey of Bouillon in 1099 until the fall of Acre in 1291.
Hace 10 horas · Multiple-choice formats were not well-suited for teaching machines because they tended to increase student mistakes, and the contingencies of reinforcement were relatively uncontrolled. Not only useful in teaching explicit skills, machines could also promote the development of a repertoire of behaviors that Skinner called self-management.
Hace 10 horas · Nadir of Americanrace relations. The Jim Crow laws were state and local laws introduced in the Southern United States in the late 19th and early 20th centuries that enforced racial segregation, "Jim Crow" being a pejorative term for an African American. [1] Such laws remained in force until 1965. [2]
Hace 10 horas · ‘We were promised better’ Some residents who have moved into their new units are skeptical. “This doesn’t remind me of Liberty City,” said public housing resident Samantha Kenley ...
