I think it is A. Natural Sculpture, because your question asks about a type of environment sculpture, so pretty sure it is natural from the environment. Hopefully it is right :)
The question is not complete it makes no "cents" please what do you mean?
Explanation:
Music theory is like a language, it provides us with a deeper understanding of the process behind the composition through notes, intervals. Notes are one of the important parts in music theory because it tells you its duration. The staff on the notes tells you the pitch. Every symbol has a unique meaning to it.