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In the situation in which the green signal changes to the yellow one, this signal announces the appearance of the red colour signal and obliges the drivers of vehicles to stop, and if the vehicle is too close to the intersection at the appearance of the yellow signal and cannot stop in safe conditions, it is not obliged to stop. The vehicle must be stopped before the marking for stopping or, as the case may be, for the pedestrian crossing, and in its absence, at the traffic light.

The correct answer is: C

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The meaning of all traffic light signals - Audio-Video Lesson -->> Road traffic code - Light or sound signals

Regulation** - Article 52

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(2) At the red colour signal the vehicle must be stopped before the marking for stopping or, as the case may be, for the pedestrian crossing, and in its absence, at the traffic light. If the traffic light is installed above or on the other side of the intersection, in the absence of the marking for stopping or for the pedestrian crossing, the vehicle must be stopped before the edge of the carriageway of the road which is to be intersected.
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Regulation** - Article 53

(1) When the yellow colour signal appears after the green colour signal, the driver of the vehicle which approaches the intersection must not pass beyond the places provided in art. 52 paragraph (2), except for the situation in which, at the appearance of the signal, he is so close to those places that he could no longer stop the vehicle in safe conditions.
(2) The intermittent yellow colour signal allows passing, the driver of the vehicle being obliged to drive with reduced speed, to respect the meaning of the road signalling and of the traffic rules applicable in that place.

** Regulation = REGULATION for the implementation of OUG 195/2002 updated (Road traffic code regulation)