The Mauryan dynasty was one of the major dynasties in ancient India, founded by Chandragupta Maurya in 322 BCE. It was a powerful and influential dynasty that ruled over a large part of the Indian subcontinent.

Now, let`s analyze the options to identify who was not a part of the Mauryan dynasty:

Option 1: Ajatsatru

Ajatsatru was not a part of the Mauryan dynasty. He was the king of Magadha, a neighboring kingdom, who ruled before the establishment of the Mauryan dynasty. Although he had significant influence in the region, he was not a part of the Mauryan dynasty.

Option 2: Bindusara

Bindusara was a prominent ruler of the Mauryan dynasty and the son of Chandragupta Maurya. He succeeded his father and continued the expansion and consolidation of the empire.

Option 3: Chandragupta Maurya

Chandragupta Maurya was the founder of the Mauryan dynasty. He overthrew the Nanda dynasty and established the Mauryan Empire, marking the beginning of this powerful dynasty.

Option 4: None of these

This option is incorrect as