"Squirrel monkeys dance when afraid or frightened."
Is the above claim true?
Options:
- yes
- no

Let me think out loud. The sentence is false because there is not sufficient evidence to prove that the claim is true. In order to have sufficient evidence, it would have to be recorded that over a span of time, the majority of squirrel monkeys dance when frightened. The answer is no.

Claim: "African trypanosomiasis makes its patients sleepy."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no

Let me think out loud. Drowsiness is a common symptom of this illness. The answer is yes.

"Delta Air Lines flies from many locations in the US."
Is the above claim true?
Options:
- yes
- no
Let me think out loud. Delta Air Lines is a popular travel company based in Atlanta. The answer is yes.