The list below shows some events which took place at different periods in the geologic time scale.

1. Sharks appear.
2. Insects appear.
3. Fishes with jaws appear.

Which of these best orders the events from the earliest to the most recent?

3, 1, 2

3, 2, 1

1, 2, 3

1, 3, 2

Question

The list below shows some events which took place at different periods in the geologic time scale.

1. Sharks appear.
2. Insects appear.
3. Fishes with jaws appear.


Which of these best orders the events from the earliest to the most recent? 


 3, 1, 2 


 3, 2, 1 


 1, 2, 3 


 1, 3, 2

anonymous · Answer

1,3,2.  The actual answer is 2,3,1.