Answer:
benefits; costs
Explanation:
The theory of social exchange proposes that all relationships are formed, maintained, or broken due to a cost-benefit analysis. It leads us to make comparisons of alternatives raised and, finally, to opt for those relationships that offer us a greater benefit at a lower cost.
This theory has been highly valued among behaviorist paradigms in that it can be quantified and measured for its simplicity. Over time, and with the emergence of cognitive and constructivist paradigms, it became obsolete.
Answer:
The study of Economics can help you know this right away. Economics is very vital for the businessman or businesswoman in the sense that a thorough understanding in Economics can help him or her to minimize the cost of production and make more profit at the end of the day. Economics is very important for the consumer.
Feudalism declined during the Crusades because B. many knights lost their lives and fortunes in battle.
<h3>What is Feudalism?</h3>
This refers to the system of land ownership where a lord gives out land to his faithful vassal, as reward for work.
Hence, we can see that this system declined during the Crusades primarily because there was a great loss of life by the knights in the bitter battle that ensued.
Read more about feudalism here:
brainly.com/question/3143141
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The right answer is <u>B</u> hope it helps :)