What is alexander’s purpose in this speech?

to explain how he wants his army to fight
to encourage his army to have confidence
to frighten his army into performing well
to complain about his army’s lack of effort

From a speech given by Alexander is to encourage his army to have confidence.

Explanation:

The Alexander's speech is to motivate his army that they can fight as the war this is between the victorious army and with the enemy who was already defeated. Anyways the opponents are going to fight for only the pay but not more than that. He also said to his army that although the danger has come to you, you didn't step back and look forward to winning the war. By these sentences by Alexander, we came to know that the purpose of the speech is to encourage his army to have confidence.

the government closely monitored its finances to avoid another financial collapse.

“i think it is very plausible that if there are five votes to end the death penalty, it could be with the people who are on the court right now,” - smith

so basically it is not clearly and consistently imposed