code: public java.util.List<OptionVersion> getOptionGroupOptionVersions() {
          if (optionGroupOptionVersions == null) {
              optionGroupOptionVersions = new com.amazonaws.internal.SdkInternalList<OptionVersion>();
          }
          return optionGroupOptionVersions;
      }
docs: <p>
  The versions that are available for the option.
  </p>
  
  @return The versions that are available for the option.