I believe the answer is true but i'm not completely sure.
Answer:
Brainly team only excepts questions in English (except if you press other languages button, but you didn't press it)
It meant that Northerners in free states were obligated, regardless of their feelings towards slavery, to turn escaped slaves who had made it North back over to their Southern masters.
Answer:
The correct answer is C.
Explanation:
Techniques for establishing new behaviors are shaping (successive approximations), chaining, and fading. Shaping is the establishment of a final behavior (one that the person does not possess or that very rarely emits) through the differential reinforcement of behaviors that are increasingly similar or close to it. Generally, shaping refers to differential reinforcement of changes gradual changes in the topography of a behavior, but it can also refer to differential reinforcement of gradual changes in other characteristics of the behavior such as frequency, duration, latency or magnitude, or differential reinforcement of gradual changes in the product of the behavior (for example , number of exercises solved).
Hot air waves and cold air waves colliding