フリー問題

問題文

A team copies a file from a project under the MIT License into its own closed product. Which obligation applies to the shipped product?

選択肢

1. The product must carry the copyright and license notice, and the license does not demand removal of the author names.
2. The product must carry the copyright and patent paperwork, and the license does not demand release of the product sources.
3. The product must carry the copyright and license notice, and the license does not demand release of the product sources.
4. The product must carry the copyright and patent paperwork, and the license does not demand removal of the author names.