Decide whether the two events are disjoint and tell why or why not:
• randomly choosing a scarf that is blue
• randomly choosing a scarf that is frayed

Not disjoint, because the events cannot occur at the same time.

Disjoint, because the events cannot occur at the same time.

Disjoint, because the events can occur at the same time.

Not disjoint, because the events can occur at the same time.