Answer:
2
Explanation:
it seems the most logical
Answers for questions 36 through 39.
36-D. It allowed him to add less-common shapes into his design.
37-A. They explain a way of thinking that allowed an obstacle to be overcome.
38-C. Project succeeded in part because of luck.
39-D. The wide spread amazement felt about it.
It depends on the title of the book
