; and (B) time to answer to answer orally and in writing and to furnish affidavits and other documentary evidence in support of the answer. (3) (A) The aggregate period for the resolution of charges against an employee under paragraph (1) or (2) may not exceed 15 business days. (B) The period for the response of an employee under paragraph (1) or (2)(B) to written notice of charges under paragraph (1) or (2)(A), as applicable, shall be seven business days. (C) The deciding official shall render a decision on charges under paragraph (1) or (2) not later than 15 business days after notice is provided on the charges for purposes of paragraph (1) or (2)(A), as applicable. (d) Right to representation In any review of an adverse action under the grievance procedures prescribed under subsection (a), the employee is entitled to be represented by an attorney or other representative of the employee's choice at all stages of the case. 9. Improvement of training for supervisors The Secretary shall provide to each employee of the Department who is employed as a supervisor periodic training on the following: (1) The rights of whistleblowers and how to address a report by an employee of a hostile work environment, reprisal, or harassment. (2) How to effectively motivate, manage, and reward the employees who report to the supervisor. (3) How to effectively manage employees who are performing at an unacceptable level and access assistance from the human resources office of the Department and the Office of the General Counsel of the Department with respect to those employees. 10. Assessment and report on effect on senior executives at the Department of Labor (a) In general Not later than two years after the date of the enactment of this Act, the Secretary shall— (1) measure and assess the effect of the enactment of this Act on the morale, engagement, hiring, promotion, retention, discipline, and productivity of individuals in senior executive positions at the Department