it is a disease, commonly found in young children.
I think it would be C. Purchase agreement. Since he is downloading the books, it couldn't be D. because he is buying, not renting, them. A. Loan agreement would be lending the book to Jon, which I don't see fitting this scenario. B. Finance agreement would be a financial agreement, which may be purchase history, or it could be earning money. I would go with C. Purchase agreement.
Anyone really, with technology so readily available people can share a situation on many different platforms.
Answer:
3.14159..., or Pi, is the number that is used to determine the circumference of circles. It is also used to figure out more things in physics, but it mainly used for the circumference of circles.
Explanation: