What information does the file modules.dep provide?

What information does the file modules.dep provide?

A.
A list of all modules available to the kernel.

B.
A list of modules the kernel needs to run.

C.
A list of devices and their module name.

D.
A list of modules required by each module.

E.
A list of all modules compiled for this kernel.

Explanation:
The modules.dep as generated by module-init-tools depmod, lists the dependencies for every module in the directories under /lib/modules/version.