code: function Questions(options) {
    if (!(this instanceof Questions)) {
      return new Questions(options);
    }
    debug('initializing from <%s>', __filename);
    Options.call(this, utils.omitEmpty(options || {}));
    use(this);
    this.initQuestions(this.options);
  }
docs: Create an instance of `Questions` with the given `options`.
  
  ```js
  var Questions = new Questions(options);
  ```
  @param {Object} `options` question cache options
  @api public