Final answer:
A license allows a content producer or computer programmer to use or manipulate resources created by others. Therefore, the correct option is C. A license.
Step-by-step explanation:
When it comes to using or manipulating resources created by others, the option that allows a content producer or computer programmer to do so is C. A license. A license is a legal agreement that grants permission to use or modify someone else's work while still acknowledging their ownership. It provides the holder with certain rights and limitations, outlining what can and cannot be done with the resources.
For example, a content producer who wants to use copyrighted music in their video project would need to obtain a license from the copyright owner to legally use the music in their work.