Pretty low-grade research if it rests on canvassing random strangers on the internet, small wonder guardians like John (above) are necessary to keep the truth alive.
You should learn the trigonometry necessary to work out why there is the possibility of options here, and see which side is more rigorous in their approach, that kind of research may impress your tutors, unless you come from Jesusland, in which case it was the sky fairy.