Which is not a coastal depositional feature

• Physical Features

Which one of the following is not a coastal depositional feature?

1. Tombolo
2. Sand bar
3. Stack
4. Spit

Answer

Sea stacks are vertical rock formations standing in the sea that were formed entirely by wind and water. The formation process usually begins when the sea creates cracks in the headland, causing them to later collapse, and forming free-standing stacks. 

The correct option is C.