Why do we have 7 days in a week?
user
Do you mean, how did humans come to have 7 days in a week, or why is the 7-day week prevalent?
assistant
Why do we have 7 days in a week?
user
Do you mean, how did humans come to have 7 days in a week, or why is the 7-day week prevalent?
assistant
Why do we have 7 days in a week?