'Horse of another color' is the opposite expression from Shakespeare's 'a horse of that color' in the Twelfth Night Act 2 Scene 3 where Maria told Sir Toby Belch that her purpose was indeed a horse of that color which meant that Sir Toby Belch got the same idea as hers. So, 'horse of another color' is an idea different from the other.
Answer: B. Connection to nature can influence cultures.
Explanation: A theme is something that gives a lesson, and doesn’t talk about someone or something in specifics. It’s more of a general idea!
If my memory is correct... Odysseus had to get away from the Cyclops, so logically, wouldn't it be diligence, since he is trying to figure out how to get away from the Cyclops? I'm sorry if this isn't the best answer, I remember that my class covered Odysseus, but can't remember which grade I was in.