Answer:
Validity
Explanation: validity shows an indication of how sound your research is. Specification speaking , it applies to both the design and the methods of your research. When considering data collection validity means that your findings truly represent the situation you are claiming to measure.
Before farming, people hunted animals and gathered plants (such as berries) for food: they're called hunter-gatherers.
They lived in whatever provided shelter: caves were a good candidate, but also huts made from whatver was available (mud, bamboo, wood, etc.).
Answer:
Yes
Explanation:
Bush Exceeded them so that he can over-use the force to fight some Terrorists in the Middle East & Beyond that. He Expanded Military spending & spent too much on the War of Terror (2 Trillion USD). Now with Obama, He also had his War Powers Authority, but he mostly used it for Drone strikes all over, he didn't slow it or rise it, he just kept the Authority powers in a straight line.
Answer: Choice A
Explanation: Informational social influence