Answer:
Decline/ Refuse to grant permission
Explanation: Guests with fake ID's do not have authorized access. Therefore, when such group of guest are detected by the server, there request should be rejected.
Answer:
They wanted to set rules for the people, the power may be the peoples' but they needed to set "ground rules". Like owning a house, its your house but you give yourself some rules.
Explanation:
Answer:
Europeans introduced new diseases, killing indigenous natives.
Explanation:
On arriving this places, the Europeans brought with them diseases that were originally not known to these indigenous people. The indigenous people had a large mortality rate due to these diseases because their immune systems were unfamiliar with these diseases.
Answer:
The left side of the equation will result in a rational number, which could be a non-perfect square.
Explanation:
According to the Pythagorean theorem, the sum of the squares of the legs of a right triangle is equal to the square of the hypotenuse.
Take 

As
,
Here, 29 is not a perfect square.
So, c is irrational.
If a is a rational number and b is a rational number, c could be an irrational number as the left side of the equation will result in a rational number, which could be a non-perfect square.