Do both of your questions relate to the same thing if so i will be happy to help
All decisions involve trade-offs. Trade offs are the alternatives one gives up whenever one chooses one course of action leaving out out all other alternative courses of action.
Trade-offs are practically found in all economic decisions. For instance, when one chooses to take a special cup of cappuccino for $330, this excludes spending this amount of cash on tea or fruit juice. When you choose to buy an expensive piece of art, you will have to spend more money towards maintenance and security of the painting. If you decide to work in a far-off city due to better pay there, you spend less time with family and friends in your hometown.
Jane is 22 years old. For her job, she needs to take an intelligence test. Which would be the most appropriate test for her age group?
a. WAIS-IV
It is when whatever you are doing lasts half the time that it would normally take.
Answer: In this example, the ice cream is the REWARD for Positive REINFORCEMENT.
Explanation: In Psychology, reinforcement can be defined as the process whereby a behavior with desirable consequences comes to be repeated. Reinforcement is applied to promote or encourage a behavior in the future.