Amiddle school science teacher begins a lesson by discussing the potential hazards faced by salmon smolt. after showing a brief power point, a few students ask questions regarding dams, farms, chemicals and unknown animals. the teacher then provides students with a list of questions and work in groups to respond to the questions. students then respond to the larger group with their answers to the questions, and the teacher asks groups to draw conclusions regarding the hazards faced by salmon smolt.
the structure of the lesson best demonstrates the teacher's understanding of which of the following learning theories:

a. interdisciplinary learning
b. operant conditioning
c. gestalt
d. constructivist

The structure of the lesson best demonstrates the teacher's understanding of he "constructivist" theory.

Explanation:

The constructivist theory is an integral learning and education theory that comes from psychology and pedagogy. It proposes that humans learn from experiences, so in order to obtain knowledge and create learnings people have to receive the information and process it under different experiences. That is why in this case, the class had a presentation, then some questions and after that a team work activity in which students found 3 different moments to interact with the information.

this is an outline for the decisions that frankie is going to make

opportunity cost

willingness to buy

price or quality

of course, there could be many economic strategies that should be considered important while making decision. opportunity cost is the foremost significant factor while considering any economic option. when you buy something, you should know how much you are forgoing for this product. indeed, you could buy something different with this measure if you changed your mind. willingness to buy shows how much surplus you are earning while making a decision. it is important because it shows you buy what you want or you buy because you have only limited amount of money. the price or quality can be considered as a general economic option that we are applying while buying something. when you buy something, price or quality could be one of the options. indeed, they define the characteristics of the product.    

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