Poseidon would be the correct answer ;)
I think it is B. they show that the author wants to inform readers by describing the old sugar estate
There is only one verb in the sentence, "hangs", so this must be the underlined verb. "Hangs" is a present form: the correct answer is d.
if it was a past, it would be "hung"- same for past participle. Present participle would be "hanging"
Went to the store is not a complete sentence because there is no subject going to the store.
Hope this helps! <3