Well, to figure out if it's your mother or sister in the manhwa raw, you need to pay attention to the details like their appearance, personality, and interactions with other characters. It might take some time to get a clear answer.
I don't really know. It depends on whether the creators have made the raw version accessible. You could check some popular manhwa communities or scanlation groups, but be careful to follow the rules and respect copyright.
Translating raw manhwa well requires a combination of language skills and cultural awareness. You have to be precise in your translations and make sure the tone and style match the original. Sometimes, it's also necessary to do some research on specific terms or references to ensure the translation makes sense to the target audience.
Well, it's not a straightforward yes or no. It could be okay if it's part of a meaningful scene or serves a purpose in the story. But if it's random and doesn't add anything, it might not be so good.