Hueber provides for many of their books, including Menschen A2.1, but ONLY for the Arbeitsbuch (workbook) and sometimes for selected Kursbuch pages.
You can download the PDF version of the Menschen A2.1 Kursbuch and its Lösungen from the following link: menschen a2.1 kursbuch pdf losungen
If you are looking for the answer keys, transcripts, or coursebook previews, several educational and sharing platforms host these files: 📚 Document Platforms Hueber provides for many of their books, including
A: Legally, no. The full answer key is in the paid Lehrerhandbuch. Some teachers share excerpts on their class blogs, but full free PDFs are pirated. including Menschen A2.1