i would say c. im not to sure about it.
Out of all choices, I'd probably say simile since the other choices don't exactly show in the lines.
Alaska is visited by thousands of people every summer.
* S+V. to be+past participle
The correct answer of the given question above would be the third option. Here is the complete answer. In "The World is Too Much with Us," what accounts for people's being "out of tune" is <span>their over-involvement with economic aspects of life. Hope this answers your question.</span>