Rosetta Stone Language Learning is proprietary computer-assisted language learning (CALL) software published by Rosetta Stone Inc. The software uses images, text, and sound to teach words and grammar by spaced repetition, without translation. Rosetta Stone calls its approach Dynamic Immersion (a term which has been trademarked).
Rosetta Stone Language Learning is non-open-source
Read the text and determine if the sentence is true:

Rosetta Stone Language Learning is proprietary computer-assisted language learning (CALL) software published by Rosetta Stone Inc. The software uses images, text, and sound to teach words and grammar by spaced repetition, without translation. Rosetta Stone calls its approach Dynamic Immersion (a term which has been trademarked).

Sentence: Rosetta Stone Language Learning is non-open-sourcen
Options: 

 - yes

 - it is not possible to tell

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

Rosetta Stone Language Learning is proprietary computer-assisted language learning (CALL) software published by Rosetta Stone Inc. The software uses images, text, and sound to teach words and grammar by spaced repetition, without translation. Rosetta Stone calls its approach Dynamic Immersion (a term which has been trademarked).

Sentence: Rosetta Stone Language Learning is non-open-sourcen
Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant