In the opening sentences of the poem, it talks about how alive and how much the grass and the sand moves. But the moon is still in the sky, and so is its reflection on the sea. It could be talking about how much some things change but there are other ones that don't and are sort of foundations and things to hold on in changing times.
First you should know that possessive pronouns replace a name or a noun that indicates possession, to whom something belongs. With this explained, the answer are:
His <em>sister-in-law’s</em> letter came as a surprise to Chuck (the apostrophe goes at the end of the last word)
<em>Arizona’s</em> climate is dry (the apostrophe goes at the end of the word)
She is a writing a paper on <em>Byron’s and Shelly’s</em> poems (the apostrophe goes at the end of the second name because the entity is not the same)
I met a man<em> whose</em> sister I know (because it reffers to his sister)
It’s too bad that the <em>dog’s</em> foot got hurt (the apostrophe goes at the end of the word)
<em>Smith’s</em> house is red (the apostrophe goes at the end of the surname)
<em>Kevin and Mike’s</em> parents, Arthur and Alice Brooks, are both scientists (the apostrophe goes at the end of the second name because the entity is the same)
Answer:
The speaker is <u>Speculative</u>
I felt, moreover, that I had been faithful—that I was guilty of no wrong whatever, and deserved commendation rather than punishment.
I'd choose dark, inaccessible, and comfortless. The other words don't really pin down the tone ("draperies"? "General"?).