code: public String selectedOption() {
          if (isNotPresentSelect()) {
              return null;
          }
          WebElement webElement = element.getWebElement();
          Select dropdown = new Select(webElement);
          WebElement option = dropdown.getFirstSelectedOption();
          return option.getText();
      }
docs: Retrieves the selected option for the element. If the element isn't
  present or a select, a null value will be returned.
  
  @return String: the option from the select element