Respuesta :
Romance languages, group of related languages all derived from Vulgar Latin within historical times and forming a subgroup of the Italic branch of the Indo-European language family. The major languages of the family include French, Italian, Spanish, Portuguese, and Romanian, all national languages.
The answer is Vulgar Latin.
What is the parent language of all Romance languages?
All of the Romance languages are descended from Latin (see Latin language and the table entitled Linguistic Relationships among Romance Languages). They are called Romance languages because their parent tongue, Latin, was the language of the Romans.
How did the Romance languages develop?
The Romance languages, less commonly referred to as Latin languages or Neo-Latin languages, are the various modern languages that evolved from Vulgar Latin between the 3rd and 8th centuries. They are a subgroup of the Italic languages in the Indo-European language family.
Learn more about Romance languages here https://brainly.com/question/5168629
#SPJ2