His mother is going to visit her frend tomorrow. к этому предложению составить общий, альтернативный и специальный вопрос)

Общий - Is his mother going to visit her friend tomorrow?
Специальный- When is his mother going to visit her friend?
Альтернативный -
Is his mother going to visit her friend tomorrow or next week?

Is his mother going to visit her friend tomorrow?2.Is his mother going to visit her friend or her brother ? Why is his mother going to visit her friend?