构建从对象中删除选项。

I have a landing page I'm working on, where I want the user to select a state, and then when the state is selected, the select dropdown below it will show the locations within that state. The list of locations comes from a json file where there is a list of store locations, with their attributes such as store name, state, etc. I've created an object, but I'm not sure how to populate the select based on the state. Also, the way I'm building the list of states may not be the best way either, so any help there would be great also. Thanks!I have a landing page I'm working on, where I w