A Researcher Discovered the Adhesive That Allows a Piece of Paper

Multiple Choice

A researcher discovered the adhesive that allows a piece of paper to be attached to a surface temporarily and then removed and reattached many times. It was many years before a use was found for this adhesive. Which of the following is true?

A) The discovery represents an invention and the finding of a use for the adhesive represents an innovation.
B) The discovery represents an innovation and the finding of a use for the adhesive represents an invention.
C) This is an example of an invention only.
D) This is an example of an innovation only.