Which of the following constitutes a trespass?

1. John enters the corner grocery store owned and operated by Fred. After John accidentally tips over a carton of fruit, Fred asks John to leave. John apologizes for his mistake and continues to shop.
2. Kevin parachutes out of a plane. Unfortunately, Kevin misses his target field and lands on the roof of Fred's corner grocery store.
3. Cathy lives next door to Fred. On Cathy's land is an old water tower that she has negligently let deteriorate into disrepair. Finally, the water tower collapses, falling directly onto Fred's store and damaging the roof.
4. Steven, a baseball player, hits a ball so hard that it leaves the baseball stadium and lands harmlessly on the front steps of Fred's store.

• (1)B and D only
• (2)A and C only
• (3)A, B, and D only
• (4)All of the above