Well, usually Instagram will notify you if someone has viewed your story. It'll show you a list of people who have seen it. Also, if they interact with it by sending a direct message or leaving a comment, that's a sign they saw it.
To be honest, it's quite difficult to be certain if someone has viewed your story. Different platforms have different features, but rarely do they offer a straightforward way to know for sure.
It's not always easy to know for sure. Sometimes there might be indicators like comments or likes, but they don't guarantee that the person actually saw the whole story.
Sometimes you can. Many social media platforms have features that notify you if someone views your story, but it depends on the specific platform and its settings.
Well, in some fanfictions, Harry might use magic from both wands simultaneously by channeling different types of magic through each. For example, one wand could be used for defensive spells while the other for offensive ones.
Not always. It varies by the social media platform you're using. Some will notify you if the person is a close friend or has interacted with you frequently, but for others, there might be no notification at all.
A simple way is to have a character's wand be the key to unlocking the secrets of the Nundu. For example, the wand might emit a special spell or energy that can communicate with the Nundu. This could lead to a unique bond between the wizard and the creature.