Felicia's agreement with Mei allowing Mei to sell the mask is referred to as which of following?

A) A license
B) A patent agreement
C) A trade agreement
D) An illegal agreement
E) A franchise agreement

License

A license is a legal permission granted by an authority allowing an individual or entity to do something that would otherwise be illegal or infringing on certain rights.

Patent Agreement

is a legal contract in which the patent holder grants permission to another party to use, manufacture, sell, or distribute the patented invention under defined terms and conditions.

Scuba Diving

The activity of underwater diving where the diver uses a self-contained underwater breathing apparatus (SCUBA) to breathe underwater.