Why are the events in paragraphs 4-6 important to the plot? A. Masha remembers the happy times she spent with her family at the beach before the environment changed.

B. The grandchildren hear a story of a happy picnic on a healthy beach.

C. The grandchildren argue about having to go to out in the sun.

D. Masha changes her mind about the upcoming family trip and wants to leave the children behind.