Answer:
So that they can provide a better alternative to predicting the weather than observing animal behavior.
I checked the phrasal meanings of all these three words. Closely related meaning to the short truth is just THEME.
Answer:
Macbeth is afraid because the witch might know about his wanting for power, and the word he can't say "Amen" because he murdered Duncan, so he can say the word nor speak it :3
Explanation:
:3