How were swanage headlands and bays formed?

Headlands and Bays form along coastlines where there are resistant (harder) and less resistant (softer) rocks. Destructive waves erode the areas of softer rock more rapidly to form bays. The waves...

I dont believe this. I think it is formed when the river pushes its way out to the ocean/sea.It could also possibly be that in that area the material that makes it up is more soluble or is more...

The coastline was all once straight and didn't have bit sticking out like they do now, but because there are different parts to the coastline that has strips of less risisent rock (soft rock) and...

because durston bay has been eroded more