Question: "I engaged in being Optimism in order to get more done today."
Is the above claim true?
Options:
- yes
- no

Let me think..... Being optimistic allows you to feel happier, and thus more motivated to get things done. The answer is yes.

Question: Yes / no, is the following a verifiable fact?
"Australians Called a heard of Kangaroo a MOB."

Let me think..... Can be confirmed in zoology books along with Australian fact books. The answer is yes.

Question: Does the following sentence make sense?
"Chlorine in small portion can fight Coronavirus."
Options:
- yes
- no

Let me think..... There's no evidence at all stating chlorine fights Coronavirus. The answer is no.

Question: Is the following statement true?
"As it is a free software, MS-DOS is not required from anybody."

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Let me think..... This statement is not true because it is known that this software requires MIT license. The answer is no.