JSFiddle - React, Tailwind, and code Playground

JavaScript

var options = [];

options[0] = {
    title: 'Title 1',
    items: ['a', 'b', 'c']
};

options[1] = {
    title: 'Title 2',
    items: ['1', '2', '3']
};

options[2] = {
    title: 'Title 3',
    items: ['x', 'y', 'z']
};

fn_options(options);

function fn_options(options) {
    $.each(options[0].items, function (i, option) {
        $.each(options[1].items, function (j, option1) {
            $.each(options[2].items, function (k, option2) {
                console.log(option + "," + option1+"," + option2);
            });
        });
    });
}