The similarity is that Dolphins and Sharks are both fish. There also both big fish. Another similarity is that they both swim.The difference between sharks and dolphins is that dolphins are lighter than sharks. Also sharks have sharp teeth but dolphins do not. Another difference is that sharks eat people but dolphins do not.
To determine the root cause of contamination
Answer:
One thing to unbalance a competitions odds are Performance Enhancing Drugs.
Explanation:
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