What must a driver do so that other road users can anticipate their intentions?

A)Stay in the blind spot of another vehicle's mirrors.
B)Nothing; other road users must pay attention to their speed and trajectory.
C)Always signal manoeuvres in advance.Correct
Any manoeuvre performed must be signalled with sufficient advance notice so that other road users know what we intend to do. If we do not signal the manoeuvre in time, some drivers may be caught off guard, thus creating dangerous situations.