You have been living your whole life on a planet. Planets make up solar systems, solar systems make up galaxies, and galaxies make up universes which make up all of existence in space.
The correct answer would be option B, Unconditioned Stimulus. Pavlov placed meat powder in the mouths of dogs, and they began to salivation. The food acted as an unconditioned stimulus.
Explanation:
An unconditioned stimulus is a stimulus or which naturally, unconditionally or automatically triggers a response. Due to unconditioned stimulus, a response itself is generated automatically. For example, when you feel the smell of your favorite food and at once you feel hungry. In this example, smell is the unconditioned stimulus and hunger is the response.
Similarly, when Pavlov, the renowned psychologist, when conducted the research to see the relationships between stimulus and response, he found out that when he placed meat powder in the mouths of dog, they started to salivate. In this example, the meat powder acted as the unconditioned stimulus and salivation acted as the response to this stimulus.
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Answer: Incorrect posture, learn good posture habits or get ergonomical chairs
Explanation:
Incorrect posture is sitting against the appropriate posture of the body, either when writing, sleeping, eating or working. When there is a bad posture to this it affects the body system especially the spinal cord, neck, back. Incorrect posture can lead to kyphosis. One way Sam can solve this pain is by learning proper sitting or working pattern or get ergonomical chairs that assist him to sit well.
Tne answer would be A. Navagation Acts
I think the answer is technology.
For example, since the development of satellite technology which could observe the world from above in the form of 2-dimensional picture, Geography could be developed into other things such as weather predictions, taking care of space objects, etc.