How do I allocate unallocated space to C drive?

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Tags

1. #unallocated
2. #pressing
3. #input
4. #diskmgmt
5. #extend
6. #select
7. #clicking
8. #click
9. #keeps
10. #drive
11. #volume
12. #management
13. #windows
14. #space
15. #right
16. #simultaneously