(a) The governing body shall establish by ordinance the qualifications, oath and powers and duties and terms of office of the governing body.

(b) Any action taken by the city governing body shall be by a majority vote of the members unless a greater number of votes are specifically required by another provision of law.

(c) The city governing body shall appoint a city manager to be responsible for the administration and affairs of the city. The city manager shall see that all laws and ordinances are enforced. The city manager shall serve at the pleasure of the governing body.

(d) The city manager shall appoint and remove all heads of departments and all subordinate officers and employees of the city. All appointments shall be made upon merit and fitness alone.