Bootstrap drop down not dropping

[sunday honesty]

I have tried everything possible to make my bootstrap clik but no way. I included bootstrap js, css, jQuery and popper in locally in my static directory. I have been stocked for over two weeks. Someone help me out pls.
Here's the link to my code.

https://stackoverflow.com/questions/61709772/my-bootstrap-drop-down-items-are-not-clickable-showing

Pls help out and not too experienced.