1. Slow internet connection
2. Are you trying to on mobile, because I don't think u can on pc, unless idk how.
3. Try updating Brainly; see if that works/helps.
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Answer:
It will probably never end, in the sense that this virus is clearly here to stay unless we eradicate it. And the only way to eradicate such a virus would be with a very effective vaccine that is delivered to every human being. We have done that with smallpox, but that's the only example - and that has taken many years.