s="feedback" id="feedback3"></div>
        </div>

        <div class="question">
            <p>Which of the following statements about the \( k \)-means algorithm is TRUE?</p>
            <ul class="options">
                <li><label><input type="radio" name="q4" value="0"> a) It is guaranteed to find the global minimum of the k-means objective function.</label></li>
                <li><label><input type="radio" name="q4" value="1"> b) It is a heuristic that may not find the global minimum.</label></li