Answer:
Moderation
Explanation:
moderation
[ˌmädəˈrāSH(ə)n]
NOUN
the avoidance of excess or extremes, especially in one's behavior or political opinions.
1. It was the past. Perhaps they were younger when they were on social media.
2. It is none of their business. Whatever goes on in their social/private life shouldn’t affect them.
I’m not so sure about a 3rd one, but that’s all I can think of :’)
