performance, particularly with respect to economic, environmental, and social performance As provided in article 7.8 of the Regulations of the Board of Directors, the Board must perform an annual evaluation of (i) its operation and the quality of its work, (ii) the performance of duties by the chairman of the Board of Directors and by the chief operating officer of the Company, based on the report submitted thereto by the Nominating and Compensation Committee, and (iii) the operation of its committees, based on the report submitted thereto by such committees and using for such purpose the external and internal means it deems appropriate.