Answer: I think the answer is maintaining
Explanation: This seems past tense so he ing prefix ing seems right
Answer: Me and my brother made a inside joke
Explanation:
Hello there
Answer: B. optimum athletic performance is dependent upon a clean environment
Explanation: It is known that an optmun athletic perfomances requires certain conditions in order to be carried out. One of those condition is the cleanliness and the well-being of the environment, because it is part of the setting and the context of the enclosure in where the perfomance takes place. Being this perfomance dependent upon a clean environment, team sports will be contributing to overall environmental health.
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