Even though many juvenile delinquents will have troubled family relationships, a significant number of them have family who will want to keep contact with them while they are serving their sentence. These family members can be a positive influence in changing the juvenile’s behaviour and in preventing future offending
According to the Oxford dictionary:
5 used for stating what you think is probably true
That’ll be the doctor now.
You’ll have had dinner already, I suppose.
6 used for stating what is generally true
If it’s made of wood it will float.
Engines won’t run without lubricants.
In the excerpt above what does “will” express: probability, general truth or simple future tense?