Why did senators oppose the idea of Julius Caesar becoming the leader after Crassus died?

They favored a different military leader, whom they considered stronger and more popular.
They favored giving power to someone outside the military and strengthening democracy.
They favored the patrician class and did not like that Caesar was popular with the plebeians.
They favored having an election for a new leader, because they thought that Caesar was dangerous.

Senators opposed the idea of Julius Caesar becoming the leader after Crassus died because

They favored giving power to someone outside the military and strengthening democracy.

Explanation:

Senators opposed the idea of Julius Caesar becoming the leader after Crassus died. This was because they knew the immense polarity that Caesar commanded among people and would probably have the support of the populace if he wanted to crown himself.

He was known to have used the army and his legions to his own leisure often and was prone to use his power his way.

So, the senators looked for other options as they favored giving power to someone outside the military and strengthening democracy.. They did not want another monarchy.

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