Answer:
c) List all of the formulas on a separate sheet of paper
Explanation:
This would be the most logical way to organize data so that Casey can refer back to it and include other researchers in the process.
Elaborate means to be more specific and explain your idea.
The correct answer is D. The modernist era took place in the 1800 and 1900's, and authors were heavily influenced by events such as World War I and the Great Depression. These things gave many people pessimistic views on the world.
I believe it would be his return home