The correct option that was used for audio pass-through is;
Option B; HDMI Out
We are told that the technician attached an HDMI cable from the video card to connect it to the television.
Now, HDMI means High Definition Multimedia Interface and it has two parts which are HDMI In and HDMI Out.
HDMI Out is used to feed the audio pass through and visual signals,
whereas HDMI In is used to receive these audio pass through and visual
signals.
Looking at the given options, the only correct answer is HDMI Out.
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