Given below is a word, followed by three sentences that

Solution

The word "tenacity" refers to persistence, determination, or the ability to keep going despite difficulties.Sentence A correctly uses "tenacity" to describe the entrepreneur’s perseverance in overcoming failures.Sentence B is incorrect because "tenacity" is not related to dancing gracefully; a more appropriate word could be "elegance" or "grace."Sentence C is misleading. While "tenacity" can mean persistence, it is usually used in a positive sense (e.g., determination in a challenging task), whereas making excuses is generally seen as negative behavior.