Won't focus on 'I Understand and Agree' when user use the tap key

Steps to Reproduce

1. Go to https://www.topcoder.com/challenges/30095032/submit
2. Press tap key to go to 'I Understand and Agree'

Expected Result Should be able to select that option using tab key

Actual Result Won't focus on 'I Understand and Agree' when user use the tap key

Device: Desktop/Labtop Operating System: Windows Browser: Chrome

WCAG Category: 2. Operable WCAG Level: A WCAG Success Criterion: 2.1.1 Keyboard Screen Reader Used: N/A Accessibility Audit Tool used: N/A

Attachment https://topcodermsft-my.sharepoint.com/personal/pd-topcoder_topcodermsft_onmicrosoft_com/Documents/Forms/All.aspx?cid=58da9b68%2Df2a3%2D45d2%2Dbbae%2D15abdfd0865b&FolderCTID=0x0120005C598A51049FC14CBA882E1AEE168F51&sortField=Modified&isAscending=true&id=%2Fpersonal%2Fpd%2Dtopcoder%5Ftopcodermsft%5Fonmicrosoft%5Fcom%2FDocuments%2FMSFT%2DTeams%2DQA%2FJune%202019%2F29%20Jun%2FTest%20Results%2FBug%20Videos%20%26%20Log%20Files%2Fcodejam%2DAccessibility%2F56

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