The diagram below shows the radial velocity curve of a double-line spectroscopic binary. Based on this radial velocity curve, which of the following statements is correct 
Definitions:
Overgrazing
The depletion of vegetation due to livestock grazing at a higher density than the land can sustainably support, leading to soil erosion and desertification.
Aquaculture
The cultivation of aquatic organisms such as fish, shellfish, and seaweeds in controlled environments, intended for consumption or other human use.
Environmental Impacts
The effects of human activities or natural processes on the environment, including air and water quality, biodiversity, and climate.
Aquaculture
The cultivation of aquatic organisms such as fish, crustaceans, mollusks, and aquatic plants for food or other purposes.
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