1. The negative effect of using human growth hormone as a performance-enhancing drug is that it leads to an enlarged heart. Thus, option "C" is correct.
2. The best example that describes the term sedentary is working out at the gym once a year. Thus, option "A" is correct.
Performance-enhancing drugs are drugs that enhance the performance of a person. They are usually abused by people.
Examples of performance-enhancing drugs are anabolic steroids, diuretics, etc. A negative effect of using human growth hormone as a performance-enhancing drug is that it leads to an enlarged heart.
In such a case, there's an unfavourable enlargement and the left ventricle is thickened.
Thus, this could be the answer.
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