Answer:
dear big bro,
thanks for the five thousand rupees. i hugely appreciate it. i'm gonna be spending it all on pizza hut and other similar cuisine.
sincerely, your grateful sibling
The Answer Is BRAIN, that is the answer to the question you are asking
The root word bi means two.
One example of this root word being used is the word bicycle.
The root word is used so as to tell people that this bicycle has two wheels.
A unicycle is a riding device that has one wheel.