The emir of Kuwait has complete power, while the king of Saudi Arabia plays a symbolic role
The answer to this question is Longintudinal
Longintudinal research design is a tyoe of ressearch design that involved asking repetitive observations over same variables.
In a lot of cases, longintudinal research could take more than 10 years since the process is really long and repetitive.
The answer would be an opportunity cost
Example of opportunity cost :
Let's say an artist have 2 choices for their Friday's schedule. The first one is to do a free meet and greet with his fans. The second one is to serve as a Guest star on a tv show, in whcih he will receive a payment.
Then, the artist chose to do the meet and greet instead.
The amount of money that the artist lost from his decision, is an example of an opportunity cost
Hope this help you out
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Answer:
Oil maintenance
Explanation:
All the other options should be done every time you get in your vehicle while oil maintenance should be done periodically
