What was the primary cause of the Punic Wars in ancient Rome?

Rome began a policy of imperialism to obtain more land.

Roman officials felt threatened by Alexander the Great's conquest of Greece.

The Aztecs invaded Rome, seeking more victims to sacrifice to the gods.

Julius Caesar was stabbed and killed by his trusted adviser, Brutus.

Question

What was the primary cause of the Punic Wars in ancient Rome?
		
Rome began a policy of imperialism to obtain more land.
		
Roman officials felt threatened by Alexander the Great's conquest of Greece.
		
The Aztecs invaded Rome, seeking more victims to sacrifice to the gods.
		
Julius Caesar was stabbed and killed by his trusted adviser, Brutus.

anonymous · Answer

Rome began a policy of imperialism to obtain more land.