In a transposition experiment discussed in class, chimpanzees were reinforced for choosing a medium gray card over a light gray card. Then, in Phase 2, they were given a choice between medium gray and dark gray. In the second phase, the cognitive view was that the animals would choose the gray card based on the concept of learning:

dark grey, relational                                  

Explanation:

Relational learning: In psychology, the term "relational learning" is described as one of the different forms of learning that occurs in the context where there's a possibility of a relationship that exists between learning examples or where the given examples might have a "complex" internal structure i.e, possesses various components and there's a possibility of having a relationship between mentioned components.

In the question above, the given statement signifies the relational learning.

industry had made the u.s. the richest nation in the world at this time. the second industrial revolution caused growth in industry and transportation, which allowed increased trade between nations. click to let others know, how is it

answer; i believe the correct answer is (general);