Final answer:
A pidgin language is a simplified version of a language used for trade or business. Over time, some pidgin languages can evolve into creole languages that become more complex.
Step-by-step explanation:
A pidgin language is a simplified version of a language, sometimes with elements of another language, that is used by people especially in matters of trade or business. Pidgin languages often develop in places where two or more languages are spoken, such as border areas or colonial empires. Over time, some pidgin languages can evolve into creole languages, which become more complex and can even become official languages with their own rules about spelling and syntax.