MHT CET might require you to be logged in to view the answer key. If you haven't logged in, try doing so with your registered credentials.

There might be temporary authorization issues with your application. This could be due to incomplete registration, missing documents, or a technical glitch.

The answer key might not be publicly available yet and restricted to registered applicants who meet specific criteria.

https://www.careers360.com/exams/mht-cet

I hope it helps!