What is the main benefit virtualization in HP unified functional testing?

A.
Allows testing of applications based on services that are unavailable or impractical for repeated
use or testing.

B.
Extendsto virtualized environments the range of platforms and technologies supported for GUI
and API testing.

C.
Allows testing of GUI-less applications or non- GUI parts of an application.

D.
Allows non-technical subject matter experts to quicklybuilddata-drive and document tests.