Which file format supports the exchange of virtual appl…

Which file format supports the exchange of virtual appliances across products and platforms?

A.
FAT32

B.
OVF

C.
VMDK

D.
NTFS

Explanation:
https://pubs.vmware.com/vsphere-65/index.jsp?topic=%2Fcom.vmware.vsphere.vm_admin.doc%
2FGUID-AE61948B-C2EE-436E-BAFB-3C7209088552.html