<span>i would of said a milliner but since it is a six letter word i would say a hatter</span>
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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B. Sails
The Egyptians were among the first to use sails on their ships to improve transportation.
