Correct answer: D. They may not have been given enough time to react.
Giving signals is a way of telling other road users what you intend to do. So, you should signal properly before moving off, turning right or left, changing lanes, overtaking, slowing down or stopping. Signal clearly and in good time, and keep in mind that giving a signal does not give you the right of way. Late signals may confuse other road users.
This is an official-style question from the Safe and Responsible Driving topic of the Ireland driver theory test (Cat. B). Practise all 807 questions free on iTest.ie — with timed mock exams, automatic mistake tracking and progress sync across devices.
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