Which initial ruler of Magadha killed his father for enthroning and also was killed by his son for the same reason?

Which one of the following rulers of Magadha was the contemporary of Alexander, the Great?

Which of the following rulers merged Avanti in the Magadh Empire after the victory?

Which ruler had made Pataliputra the capital of his empire for the first time?

Chand-Pradyota was the ruler of which ancient republic?

Who was the founder of Nanda Dynasty in Magadha?