It’s unclear if you’re including the jQuery library yourself; but if so, you need not. It’s already loaded by Bubble, and a reference to the jQuery object is provided as a property of the context object. Click the show documentation link next to the initialize method in the plugin editor, and you will see…
I’m sorry, but I don’t understand your message. I’m not sure what your question is. I explained how to get a valid reference to Bubble’s jQuery object. Again, it’s a property of the context object. In your initial post, you’re referencing jQuery globally.