Final answer:
A government grants a title to a person in the form of a patent, which provides exclusive rights to the inventor for a limited time, and is crucial for protecting intellectual property and fostering innovation.
Step-by-step explanation:
An instrument by which the government grants title to a person is a patent. Patents are significant legal instruments used to protect intellectual property rights. They provide the inventor with the exclusive rights to make, use, or sell their invention for a certain number of years. The concept of patents is crucial to encouraging innovation and ensuring that inventors can benefit from their creations without the fear of immediate replication by others. However, it's worth noting that the U.S. Constitution specifically prohibits the government from granting titles of nobility, to prevent the establishment of an aristocracy and to avoid undue influence or corruption from foreign powers.
The instrument by which the government grants title to a person is a patent. A patent is a government rule that gives the inventor the exclusive legal right to make, use, or sell an invention for a limited time. It is a form of intellectual property protection that encourages innovation and allows inventors to profit from their creations.