フリー問題

問題文

A team wants to keep its own application under a proprietary license while linking against a library released under the GNU Lesser General Public License. What does the license allow here, and what stays required?

選択肢

1. Linking permits a closed application license, and changes to the library itself still require identical license terms.
2. Linking permits a revised library license, and changes to the library itself still require complete product disclosure.
3. Linking permits a revised library license, and changes to the library itself still require identical license terms.
4. Linking permits a closed application license, and changes to the library itself still require complete product disclosure.