A. <span>the compound subject is rain and wind
A compound subject is 2 or more subjects connected by 'and, or, neither, or nor'
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All letters of "Ari" should be uppercased and should be mentioned much earlier in this passage. And the word recieved is wrote "received" and that's it.
“It could eat all the streams we know and still be thirsty. Its name is Ou-dis-sun, the Sacred, the Long.”
“Toward the setting of the eighth sun, I came to the banks of the great river.”
Emerson is making a claim that people often take natural phenomena such as stars for granted.
Hope this helps :)