According to Yerkes-Dodson law if you had an important presentation coming up, you would want to be a bit nervous/aroused to perform your best.
According to this law there is a relationship between performance and arousal. The law goes to say that sometimes, people are able to do their best when they are a bit nervous.
But according to him, this would only work till a certain point because when the nervousness gets to be too much it could lower performance.
This is best applicable to athletes or some one who is waiting to write an exam.
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Answer: 25%
Explanation: Smartphones are certainly an inevitable part of the everyday life of the modern technological age. It is almost impossible to imagine a day-to-day life without the use of smartphones for a variety of purposes, from using a variety of applications through common calls, etc. The said age range of 18-44 years, which means from teens to middle-aged people, where as many as 25%, which is a quarter of this age population, do not remember when they left the phone for five minutes. Probably nothing terrible would happen in those five minutes, but that speaks to how widespread the use of smartphones is. Teens are known to use it for a variety of applications for different needs, while these phones can also serve the business of middle-aged people. This phenomenon may be a matter of prestige and perhaps a matter of need and habit, but it is a familiar cliché that these 25% do not want to leave their phones even for five minutes.
The answer to this question is Expert testimony
Expert testimony refers to the testimony that is given by qualified individuals who dedicated their life within a specific field.
Other examples of an expert testimony would be quoting a world renowned programmer on the topic of online hacking
The law of supply states<span> that the quantity of a good supplied (i.e., the amount owners or producers offer for sale) rises as the market price rises, and falls as the price falls. Conversely, the </span>law<span> of demand (see demand) says that the quantity of a good demanded falls as the price rises, and vice versa.</span>