Correct option is C
The most appropriate word to fill in the given blank will be
“proven."
Here are the meanings of the words in the context of the sentence:
(a)
right - This typically means correct or accurate, but in this context, it doesn't fit because it contradicts the idea of the claim being false.
(b)
profound - This means having great depth or significance, but it doesn't fit the context as it doesn't describe the nature of the claim.
(c)
proven - This means demonstrated or established to be true or accurate through evidence or verification. In this context, it means that the claim of being a professional athlete was shown to be false through evidence.
(d)
lifted - In this context, "lifted" doesn't fit. It usually means raised or elevated physically or figuratively, but it doesn't convey the idea of the claim being false.
(e)
peripheral - This means relating to or situated on the edge or periphery, but it doesn't fit the context as it doesn't describe the nature of the claim or its truthfulness.