The sharp features of this mountain was caused by glacial ice and is denoted as option C.
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What is a Mountain?</h3>
This is an elevated landform on the earth surface with a characteristic steep slopes present in the area.
Swiss alps is located in cold temperate regions with features such as glacial ice which is responsible for the sharp parts of the mountain via erosion.
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Understandable, have a great day
Answer: Nervous system.
Explanation:
Nervous system is the system in the body that consists of nerves,cells that coordinates action and sensory information and transmit nerve impulses between the body and the brain. In the body, Ghrelin is an hormone or chemical produced in the stomach. This stimulate hunger by acting on neurons in the hypothalamus which make the nerve cells that cause hunger to increase in their activity and reduce hunger inhibiting cells. The hypothalamus produce two proteins that cause hunger: neuropeptide Y (NPY) and agouti-related peptide (AGRP. This create a signals and it is send to the brain. The brain interprete it as hunger and send the signal to the hypothalamus which then influence eating behavior.