Answer:
Women go through many difficult things that men have no idea the feelings of. Women have to go through periods and the ability to be pregnant whereas men only have to deal with their penis which isn't really much of a "difficulty" compared to what women have to go through.
The correct answer is gloomy mood.
You can see that Romeo is running away from light, drawing his curtains in order to hide it away completely. He dislikes light and day in general because it means that he cannot see Juliet during the day - they used to meet only during the nightfall, which is why he despises light.