Answer:
Explanation:
pixbay license=Pixabay is a vibrant community of creatives, sharing copyright free images and videos. All contents are released under the Pixabay License, which makes them safe to use without asking for permission or giving credit to the artist - even for commercial purposes.
public domain=Works in the public domain are not subject to any restrictions and may be freely used without permission for commercial and non-commercial purposes. It is important for access to knowledge and must be accessible for the benefit of creators, inventors, universities and research centres
GFDLThe GFDL is meant as a way to enlist commercial publishers in funding free documentation without surrendering any vital liberty.
my brother got the same questions so im giving you the answers i got
hope it helps you out
