What must you do to be able to use the Microsoft TrueType Core Fonts in your documents and on-screen?

What must you do to be able to use the Microsoft TrueType Core Fonts in your documents and on-screen?

A.
You may not do this as these fonts are proprietary.

B.
Enable the multiverse repository and install the msttcorefonts package.

C.
Enable the universe repository and install the msttcorefonts package.

D.
Enable the core fonts in defoma.