predict that Cassie will be late to work tomorrow morning. She must either drive, take the bus, or walk. But she cannot drive tomorrow. And the port authority have declared a strike for all bus drivers. And it$$s a five mile walk from her house.

In a diagram of the argument, where would the following additional information belong:

Cassie$$s car has a flat tire

It is an objection to statement $2$

It is an objection to statement $4$

It provides direct support for statement $1$

It provides direct support for statement $3$

It is a tacit premise that should be added to join statement $3$