when i try to get minecraft loaded, it just crashes, i think its because of 1.9 and i also updated my computer to windows 10

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i wanted to play 1.9 but it crashes
What I expected to happen was...:
Describe what you thought should happen here
i thought it should load up but it didnt
What actually happened was...:
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i started my computer on febuary 29th when 1.9 was released. i saw a youtuber upload saying 1.9 was out and so i started my computer up. then it just crashes and ive been researching on how to fix it
Steps to Reproduce:
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