Which figure should replace the question mark (?) if the following series were to be continued?

Which figure should replace the question mark (?) if the following series were to be continued?
यदि निम्नलिखित श्रृंखला को जारी रखना हो तो कौन सी आकृति प्रश्नवाचक चिन्ह (?) के स्थान पर आएगी?