It is called the questionnaire.
Answer: Electronic signal
Explanation:
The electronic signal is one of the type of signal processing that helps in describe the various types of information pattern and also codes that basically control the overall electronic flow in the given circuit.
The main objective of the electronic signal is to using the signal function and conveying the information about the specific phenomenon and the signal is specifically using the electronic current for transmission of data from one place to another.
Therefore, Electronic signal is the correct answer.
It deals with opportunity costs. Opportunity costs are not real costs, but rather the things that you had to give up in order to obtain something else. What you didn't obtain is considered to be an opportunity cost. A production possibility curve deals with this.
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It was basically no mans land, it was the dividing place of Vietnam. It separated the communist and the non-communist, even though most of the people just wanted to be one country