The Vijayanagara Empire, which existed in Southern India from the 14th to 17th century, was known for its significant contributions to temple architecture.

One notable feature of temple construction during this period was the inclusion of 'Kalyana Mandapams' or marriage halls within temple complexes. These halls were used for conducting religious ceremonies, including weddings of the deities, as well as for community gatherings and festivals.

Hence, the correct option is C, the Vijayanagara Empire.

The other notable features of the Vijaynagar temple architecture are rai gopurams, chariot streets and charging horses carved on the temple pillar.