Computer components

Shir wants to know how powerful her computer is, and she finds this display of information:

It says her computer has 16 GB of memory.

What can her computer do with that memory amount?

(Choice A)
Each application can store up to 16GB of associated data.
(Choice B)
Her computer can only store 16GB of files, but it can store applications larger than that, because those are stored elsewhere.
(Choice C)
Her computer can store only 16GB worth of applications and files total. She will need an external hard drive or second computer to store more.
(Choice D)
Her computer can remember 16GB worth of instructions and data at any time, shared by all the open applications.

Computers and the Internet