Answer:
Evidence of the latter would since have been covered by a sea-level rise of more than a hundred meters following the end of the last glacial period. Archaeologists contend that Paleo-Indians migrated out of Beringia ( western Alaska ), between c. 40,000 and c. 16,500 years ago. This time range remains a source of substantial debate.
Explanation:
was it helpful
Answer:
b. diary method
Explanation:
Diary method: This is a research method that gathers qualitative information by keeping participants record entries of their everyday lives in a diary, journal, or log about the experience, or activity being studied.
It is composed of five-phase:
1. Planning and Preparation.
2. Pre-study brief.
3. Logging period.
4. Post-study interview.
5. Data Analysis.
Advantage: Events are recorded in their natural setting.
Disadvantage: The cost and time related to Participant recruitment.
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.
Freedom of running for an election
Answer:
The Premack principle
Explanation:
The Premack Principle is the principles which states that when an individual prefer one behaviour to the other such behaviour can be used to reinforce the behaviour they dont like or the less behaviour.
Therefore Premack's principle are often used when a person want to carryout a specific tasks, the person will carry out the ones they don't like or the lesser one in order to get the higher one.
Hence, higher behaviour will often reinforce less behaviour according to PREMACK PRINCIPLE .
Therefore PREMARK PRINCIPLE predicts that the opportunity to do laundry will motivate a person to study.
