Which among the following is correct

In India, Ancient Iron Age is attached with

A. Gray pottery

B. Black and Red Pottery

C. Ocher Coloured Pottery

D. Northern Black Polish Pottery

Ashoka sent missionaries to

A. China and Kashmir

B. Tibet and Ceylon

C. Tibet and China

D. Kashmir and Ceylon

Which among the following is the oldest dynasty?

A. Maurya

B. Gupta

C. Kushan

D. Kanva

Which among the following book based on the exploits of Yasovarman of Kanauj?

A. Rajatarangini

B. Gaudavaho

C. Malavikagnimitram

D. All of the above