Answer:
the answer is c subway system
Explanation:
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The swallowing mechanism consists of three stages, beginning with the oral phase that begins in the mouth. The second stage, called the pharyngeal phase, triggers the swallowing reflex that moves food through the throat, or pharynx. During the pharyngeal phase, the larynx closes and breathing stops while food begins to move through the throat to the esophagus. The closing of the larynx is accomplished by the epiglottis. During the third stage, food is moved down the esophagus to the stomach.
Plants use photosynthesis to turn sunlight into energy (they use as food)
I think the correct answer from the choices listed above is the third option. All of the following are common water pollutants that can be damaging to the environment except <span>carbon dioxide from combustion. This pollutant would go directly to the atmosphere and not to the waters. Hope this answers the question.</span>
