Constitution of Kenya, 2010 (c) as years, the period of time ends at the beginning of the date of the relevant year that corresponds to the date on which the period began. (6) If a period of time prescribed by this Constitution for any purpose is six days or less, Sundays and public holidays shall not count when calculating the time. (7) If, in any particular circumstances, the period of time prescribed by this Constitution ends on a Sunday or a public holiday, the period extends to the first subsequent day that is not a Sunday or public holiday. (8) If a particular time is not prescribed by this Constitution for performing a required act, the act shall be done without unreasonable delay, and as often as occasion arises. (9) If any person or State organ has authority under this Constitution to extend a period of time prescribed by this Constitution, the authority may be exercised either before or after the end of the period, unless a contrary intention is expressly specified in the provision conferring the authority. (10) Except to the extent that this Constitution provides otherwise, if a person has vacated an office established under this Constitution, the person may, if qualified, again be appointed, elected or otherwise selected to hold the office in accordance with this Constitution. (11) If a function or power conferred on a person under this Constitution is exercisable by the person only on the advice or recommendation, with the approval or consent of, or on consultation with, another person, the function may be performed or the power exercised only on that advice, recommendation, with that approval or consent, or after that consultation, except to the extent that this Constitution provides otherwise. Interpretation. 260. In this Constitution, unless the context requires otherwise— “adult” means an individual who has attained the age of eighteen years; “affirmative action” includes any measure designed to overcome or ameliorate an inequity or the systemic denial or infringement of a right or fundamental freedom; 159