The Bodo Sahitya Sabha was founded in 1952. It is a literary society that promotes the Bodo language and literature. The society has been instrumental in the development of the Bodo language and literature, and it has published a number of books and journals in the Bodo language. The society also organizes literary competitions and other events to promote the Bodo language and literature.
Option A is incorrect because the Bodo Sahitya Sabha was founded in 1952, not 1956.
Option B is incorrect because the Bodo Sahitya Sabha was founded in 1952, not 1978.
Option C is incorrect because the Bodo Sahitya Sabha was founded in 1952, not 1959.