Option d is the correct answer. The Theosophical Society was founded in New York City in 1875 by Helena Petrovna Blavatsky, Henry Steel Olcott, and William Quan Judge. The society's stated goals include the formation of a "nucleus of the universal brotherhood of humanity." The society has also published numerous works on the subject of Universal Brotherhood, and it has held numerous conferences and events on the topic. Important Tips Theosophical Society of India: Madame H. P. Blavatsky and Colonel Olcott founded the Theosophical Society in New York in 1875. Theosophy gained prominence in the Indian community and civilization in 1879. The Society relocated its headquarters to Adyar, near Madras (Chennai), India, in 1882. Annie Besant played a crucial role in popularizing Theosophy in India and became a valuable member. Theosophy was a philosophy that merged mysticism, spiritualism, and metaphysics, drawing heavily from Buddhist and Hindu thought. The Society aimed to foster unity and brotherhood among its members.