The period of Palas, Gurjar-Pratiharas and Rashtrakutas was significant in the history of India, because

1. The three types of temple architecture which prevailed during the period are the Nagara, Dravida and Vesara (mixed) styles.

2. The rich literature produced in the regional languages began to replace the earlier monopoly of Sanskrit literature.

3. The contacts and the relations of Indian Kingdoms with the Kingdoms in South-East Asia reached its zenith during this period.

Select the correct answer using the code given below.