Two socio- religious reform movements founded in India in 1875 were_____.
A) Brahmo Samaj and Prathana Samaj
B) Arya Samaj and Ramakrishna Mission
C) Theosophical Society and Arya Samaj
D) Aligarh movement and Servants of Indian society

Hint: One of them was founded by the great social reformer of India and the other one was founded in the US.

Complete answer:
The Theosophical Society and Ayra Samaj were both founded in 1875. Arya Samaj was founded by Swami Dayanand Saraswati and Theosophical society was founded by Madame Blavatsky and Col. Olcott in New York. Now let's see the options:-
Brahmo Samaj and Prarthana Samaj- Brahmo Samaj was founded by Raja Ram Mohan Roy in 1828 and Prarthana Samaj was founded by Atmaram Pandurang in 1867, hence it is an incorrect option.
Arya Samaj and Ramakrishna Mission- Arya Samaj was founded by Swami Dayanand Saraswati in 1985 but Ramkrishna Mission was founded in 1897 , therefore this option is incorrect.
Theosophical Society and Ayra Samaj - the booth was founded in 1875 , hence this is the correct option.
Aligarh movement and Servants of Indian society- Aligarh movement was founded in 1875 but the servants of Indian society was founded in 1905 , therefore it's the incorrect option

Hence the correct answer is option C.

Note: Theosophical Society is a world wide body which aims to advance the ideas of Theosophy. They wanted to propagate ancient hindu philosophies and religion,especially hinduism and buddhism.They were inspired by spiritual quest.Members of the Arya Samaj believe in one God and reject Idol worship.Dayanand believed vedic knowledge is supreme and infallible.