PLZ ANSWERE Explain what reinforcement is. What is its purpose? Name at least two variables that affect the learning process during reinforcement.

Answer 7th question pls asap i need

Read the following excerpt and answer the question.if i read the temper of our people correctly, we now realize as we have never realized before our interdependence on each other; that we can not merely take but we must give as well; that if we are to go forward, we must move as a trained and loyal army willing to sacrifice for the good of a common discipline, because without such discipline no progress is made, no leadership becomes effective.(from franklin delano roosevelt's inaugural address , )using context clues, explain what interdependence means in regards to excerpt above. be sure and write your answer in complete sentences referencing the excerpt above.

Based on the map, which city will marco polo describe after kalhat if he continues northwest across the arabian sea? hormuz dhofar socotra venice