Answer:
1. Boundary is the subject
2. is - verb
3. edge - subject complement
Explanation:
(The linking verb is (i.e., the verb to be). The subject complement identifies the subject boundary.
I would say that the sentence that has no errors in capitalization or punctuation is A) "You really should read the poem "Ode to the West Wind" by Shelley, as I'm sure you'll like it," said Derek.
I believe the title of the poem should be in quotation marks.
Skimming, Because she is just looking through it looking for only keywords and not studying for what shes supposed to be studying for basically.