django_exam/venv/Lib/site-packages/bootstrap4/templates/forms/select.html

<div class="form-group">
    <label for="{{ field_id }}">
        {{ label }}
    </label>

    <select class="form-control {% if error %}is-invalid{% endif %}" id="{{ field_id }}" name="{{ field_name }}">
        <option></option>
        {% for choice_value, choice_text in field.choices %}
            <option value="{{ choice_value }}" {% if value == choice_value %}selected{% endif %}>{{ choice_text }}</option>
        {% endfor %}
    </select>

    {% if error %}
        <small class="invalid-feedback">{{ error }}</small>
    {% elif field.description %}
        <small class="form-text text-muted">{{ field.description }}</small>
    {% endif %}
</div>