Properties of human language

What type of signals is it?

Guess the property: When you can produce and understand sentences that you have never heard or said before... This is?

What type of signal is it?

Guess the property: When you inherit some physical traits from another culture but you speak Spanish because you were born in Colombia... This is?

Guess the property: When a person can communicate about things that are not around them... This is?

What type of signal is it?

Guess the property: When you can talk about the proper pronunciation of words... This is?

What type of signal is it?

Guess the property: When a person can put different speech sounds together and create new meanings... This is?