A modernized "Dark Theme" and refined icons reduced eye strain and improved navigation.
Yes, but check system requirements. For Civil 3D 2020 and 2021:
: Eligible students and educators can get free one-year educational access to Autodesk products, including Civil 3D.
provide legitimate ways to download and use the 2020 version. 1. Free Educational Access (For Students & Educators) Eligible students and educators can obtain a free one-year license
Improved workflows for designing and analyzing pressure networks and drainage systems. How to Access Civil 3D 2020 Safely
If budget is tight, consider or Civil 3D LT (limited features, lower cost).