申请social housing时，如果是一对老人，应该选什么房子？

我等啊等

这3个有什么区别？
如果一对老人想要申请，应该选那个？
What type of social housing do you
prefer? (Mark one only)

1.        All available social housing options
(this includes public housing and Aboriginal Housing Office
properties provided by Housing NSW and community housing
provided by registered community housing providers)

2.        Public housing and Aboriginal Housing Office properties only
(this is social housing provided by Housing NSW only)

3.        Community housing only
(this is social housing provided by registered community
housing providers only)