Actually..... all of them are correct!
The difference is whether the word "the orchestra" needs a plural or singular verb. In American English a singular verb is needed (so American English would only accept options a) and c) ) but in British English both forms are acceptable: so in British English all four sentences are correct.
Answer:
Authors use narrative elements to create a story to shape the entire work.
Explanation:
They provide what a story needs in order to be a story.
Apology:
Sorry is this is not what you are looking for or what you needed.
One theme I can find is:
The way you dress yourself influences how you feel about yourself.
