@creambasenji Please start a new topic/thread in Member Introductions when you upload an image of your "cream" basenji. That way, more people will see it. (thanks!)
No idea, sometimes with mixes it's so hard to tell what the parentage is. I do think that your dog's head is a bit more refined than many of the pit mixes i've seen.
What a pretty girl! Her head/ears/face & wrinkles are Basenji-looking while her coloring & build suggest some Malanois blood–that would account for her size & aloofness, too. Our local SPCA does genetic testing as a fund-raising thing, if you're really curious you could try something like that...