William Gurstelle (born March 29, 1956) is an American nonfiction author, magazine writer, and inventor. He is a feature columnist for "Make" magazine and a columnist and contributing editor at "Popular Science" magazine. Previously, he was the Pyrotechnics and Ballistics Editor at "Popular Mechanics" magazine.
William Gurstelle is less than 10 years old.
Read the text and determine if the sentence is true:

William Gurstelle (born March 29, 1956) is an American nonfiction author, magazine writer, and inventor. He is a feature columnist for "Make" magazine and a columnist and contributing editor at "Popular Science" magazine. Previously, he was the Pyrotechnics and Ballistics Editor at "Popular Mechanics" magazine.

Sentence: William Gurstelle is less than 10 years old.n
Options: 

 - yes

 - it is not possible to tell

 - no
no
Read the text and determine if the sentence is true:

William Gurstelle (born March 29, 1956) is an American nonfiction author, magazine writer, and inventor. He is a feature columnist for "Make" magazine and a columnist and contributing editor at "Popular Science" magazine. Previously, he was the Pyrotechnics and Ballistics Editor at "Popular Mechanics" magazine.

Sentence: William Gurstelle is less than 10 years old.n
Options: 

 - yes

 - it is not possible to tell

 - no
user
no
assistant