Item:
HSA 2008 Biology Item 1
- CID
- CID30cfdd37a555a4b9ef272800059e224b
- itemNum
- 1
- initialLetter
- A
- itemType
- SR
- itemAnswerKey
- 4
- itemMaxScorePoints
- 1
- origNum
- 1
The skull of a modern bird, the herring gull, is shown below.

Which of the vertebrate skulls shown below is probably most closely related to modern birds?



