Where will the hand of a clock stop if it:
(a) starts at 12 and make \(\frac{1}{2}\) of a revolution, clockwise?
(b) starts at 2 and makes \(\frac{1}{2}\) of a revolution, clockwise?
(c) starts at 5 and makes \(\frac{1}{4}\) of a revolution, clockwise?
(d) starts at 5 and makes \(\frac{3}{4}\) of a revolution, clockwise?