The emulator supports mounting disk image files instead of an actual SD card. Which is the
correct creation method of this?

A.
mksdcard-l 2048 mysd.img
B.
mksdcard -create -I mysd 2048 mysd.img
C.
mksdcard -create -I mysd 2GB mysd.img
D.
mksdcard-l mysd 2048MB mysd.img
Explanation:
I choose D