Answer:
These are needed to finish a test
Very helpful if you intend to go gently down a river.
It weighs next to nothing but no one can hold it for long. What is it?
Your reflection can be seen here, as long as youβre not moving.
How many bricks does it take to complete a building made of brick?
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.