A. true. I actually attended that opera in 2012!
I believe it is C. refuting a counterclaim.
A compound sentence consists of 2 independent clauses. Meanwhile, a complex sentence consists of 1 independent and 1 or more dependent clauses.
1. complex sentence
2. compound sentence
3. complex sentence
4. compound sentence
Hope this helps!!
Answer:
The definition of an orthographic projection is a two-dimensional drawing of a three-dimensional object, using two or more additional drawings to show additional views of the object.