If the road is equipped with a turning loop or similar feature, must you use it to make a turn?

A)No, it makes no difference.
B)Yes, but only if a sign indicates it.
C)Yes, even if there is no sign indicating it.Correct
If there is a designated area for making a left turn or a U-turn, as shown in the photograph, it must be used if you intend to perform such manoeuvres, whether or not the intersection is signposted as such.