How can change the code no need innerHTML, innerText, etc. And to make the same result as the HTML file show

you can change the all code if you want

do not use jQuery or the any source you can use json file to save the data

"Javascript Form Select Change Options Dynamic List Elements"

This is the HTML file

Choose Your favorite NBA Team

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Choose The Location Of The NBA Team:

EAST

WEST

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Choose Your favorite team:

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Choose Your Favorite NBA Player In This Team: