They avoid being detected because this would throw off the behavior patterns that exist naturally and they don't want their presence being known since this might throw it off.<span />
Answer:
Democracy allows us to correct our own mistake. as in this the main power is with the citizens so if they make a wrong choice in choosing the representative then it can be changed. they can vote others and the mistake would be corrected.
a. the right to privacy
because it not a constitutional law its just a common sense thing
Answer:
The company is using callbacks.
Explanation:
Callbacks are a survey technique particular of surveys carried out by phone. They are very common in this kind of survey because less than half of the interviews take place during the first call, whether for respondent's unavainability at the time of the survey, or low interest for completing the survey at that time. Maybe the person in question prefers to be interviewed in the future.
Just don’t take the drug in all honesty