Earth revolves around the sun, keeping doldrums stationary causes the doldrums to be calm winds. Thus, the correct option is C.
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Why are the doldrums so calm?</h3>
The Intertropical Convergence Zone, also known as the doldrums or calms by sailors due to its constant lack of wind, is the area where the northeast and southeast trade winds meet. It encircles the Earth near the thermal equator, however its exact location changes with the seasons.
The sunlight beams down directly on the area around the equator, the Doldrums are caused by solar radiation from the sun. Instead of blowing horizontally, this heating causes the air to warm and climb straight up. As a result, there is little or no wind for weeks at a time.
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Answer:
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Down syndrome causes a distinct facial appearance, intellectual disability, developmental delays, and may be associated with thyroid or heart disease.
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Answer: Green Algae are closely related to plants.
Explanation: Green Algae are closely related to plants because of they possess photosynthetic pigments as plants.
Green algae and plants are closely related in that they can manufacture their own food from nutrients and sunlight through the process of photosynthesis
Green algae also possess the same carotenoids and chlorophyll a and b as land plants which make them closely related.
Kelps don't have these characteristics.