function makeSelectOption(sOption) {
			return new Item({ key: sOption.toUpperCase(), text: _resourceBundle.getText("DYNAMIC_DATE_" + sOption.toUpperCase()) });
		}
Gets a combined option title for the last x or the next x option.

@param {*} aOptions A combination of the following string values: days, weeks, months, quarters, years
@returns {string} A combined option title
@private