The correct answer is option 4, Sarojini Naidu. The Salt Satyagraha Movement was a nonviolent civil disobedience campaign led by Mahatma Gandhi in colonial India. Sarojini Naidu, also known as the Nightingale of India, was a prominent freedom fighter and poet. She played a crucial role in the Salt Satyagraha Movement by leading protests and inspiring people to join the cause. Naidu`s eloquence and powerful speeches helped mobilize public support and create awareness of the injustices caused by the British salt tax. Her involvement in the movement demonstrated her commitment to the fight for India`s independence. Therefore, it was Sarojini Naidu who led the Salt Satyagraha Movement alongside Mahatma Gandhi.