Answer:
I think the correct answers are grammar, spelling, pronunciation and vocabulary. These things are the four characteristics of standard English. It refers to whatever form of the English language is accepted as a norm in an English-speaking country
One of the main themes Cushman chooses to use in this novel is freedom, though some may argue that it is obedience. This thought is not true, considering the fact that Catherine was never once obedient to her father. Cushman illustrates this theme using Catherine's birds.
I think it is B. i apologize if i am wrong! it uses correct grammar when listing things!