You Want to Define a Selected Administrator's Permission to Edit

You want to define a selected administrator's permission to edit a layer. However, when you click the + sign in the "Select additional profile that will be able edit this layer" you do not see anything. What is the most likely cause of this problem?

A) "Edit layers by Software Blades" is unselected in the Permission Profile
B) There are no permission profiles available and you need to create one first.
C) All permission profiles are in use.
D) "Edit layers by selected profiles in a layer editor" is unselected in the Permission profile.