B. Steroid hormone
This is because most hormones are steroids, that send long distance signaling throughout your body.
        
             
        
        
        
DescriptionA mesopredator is a mid-ranking predator in the middle of a trophic level, which typically preys on smaller animals. Mesopredators often vary in ecosystems depending on the food web.
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The correct answer is D) The remote control transmits information through waves, such as infrared waves, to the television. Therefore a remote needs to be pointed at the tv in order to work. 
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Answer:2. Flooding and 4 run off 
Explanation:Watershed areas are prone to flooding. They also cause a lot of runoff