D. Given.
My father has given his time, effort, and money to the relief effort.
Answer:
by broadcasting picture of such events
explaining the effect and solution
Nendo is basically Saiki's sidekick. He's not very smart, and he thinks Saiki is his best friend, even though Saiki doesn't like him. Saiki also can't read Nendo's mind. I belive yare yare means "Oh my," or something along those lines.