I believe the answers to the sections of question 2 are:
A. "We" is who needs the umbrellas.
B. "Them" is the pronoun that replaces "umbrellas".
Meeting up? I hope I am correct. Sorry if I'm not.
Answer:
Explanation: Conan Doyle,
Graphics are pictures that E further illustrate a process and are F functional. These help you solve technical directions. Like putting furniture together. The pictures go along with the directions to help you build it.
Doing research on the internet about the Civil war mailitary units