Write a postcard about our daily activities

u write a letter saying what u do on a daily bases and inclued a stamp and their name and adress on the same side

Explanation:

well when looking at this if you think about it   negativley and positivley   react with each other and when the first layer gets full they add layers it starts with 2 on the first layer and it constantly goes on until the official number is there

answer; i believe the answer is moderate level;