Question

Which sentence is punctuated correctly?

The Statue of Liberty, which is mostly made of pure copper is a New York City landmark.

The Statue of Liberty which is mostly made of pure copper is a New York City landmark.

The Statue of Liberty, which is mostly made of pure copper, is a New York City landmark

Answer 1

its the third one
The Statue of Liberty, which is mostly made of pure copper, is a New York City landmark