Question

what is required to access dynamic study modules? a current mastering username and password previously signing in from a desktop, if using dsm on the mobile app enrollment in a course that uses mastering with dynamic study modules all of the above

Explanation:

To access Dynamic Study Modules, one needs a valid Mastering username and password for authentication. Signing in from a desktop first when using the mobile - app can help with account setup and security. Also, enrollment in a course that utilizes Mastering with these modules is necessary as access is course - specific.

Answer:

D. All of the above