State whether the following are true or false:
1. The founders of the Vijayanagar kingdom brought the whole of South India, from the Tungabhadra to Cape Comorin, under their control.
2. The Vijayanagar kingdom had established trade relations with the Dutch.
3. Vijayanagar was one of the wealthiest kingdoms in the Deccan in the 15th and 16th centuries CE
4. Mahmud Gawan slept on a mat and ate in earthen vessels.
5. The Bahmani rulers used Persian and Arabic as court languages.