The position statement is the strongest for this essay is As many famous people have proven, despite the obstacles one may face, there is no limit to what an individual can achieve. Thus the last option is correct.
Heller Keller was the American author and the lecturer was blind and deaf. She became deaf and blind when she was just 19 months old due to an illness.
According to the essay, she had accomplished so many things that is difficult for the person with the disabilities. After the completion of her college she went to give the lecture to the blind and deaf.
Thus the it can implied from the essay that there are so many famous people who has proven despite the obstacles one may face, there is no limit to what an individual can achieve.
Thus the last option is correct.
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