C, the text includes good information about the eiffel tower so it wouldn’t be b because it isn’t persuading anything. it also isn’t a story.
The
author's experience in Alabama strengthened his commitment: a vision "too
intense to be expressed in conventional forms." This is an example
of a paraphrase.
To add, paraphrasing <span>expresses the meaning of (the writer or speaker
or something written or spoken) using different words, especially to achieve
greater clarity.</span>