Trying to get my security questions reset
I need to know how to reset my security quiestions, on my iCloud account I have an IOS 9.2.1 (32G.B) I installed the "onedrive app" on my pc. To transfer all my photos to my pc but it asks me my security questions,but I forgot the answer, so I need to reset my security questions or oder way to do it I know my iCloud account and password but not my security answer, I hope I can find it here.
iPhone 5s, iOS 9.2.1