$!$

Required information

$$

Intel Unveils New Al Software System To Tackle Deep Fake Videos

Instructions: Click the link to read the related article. Then, review the synopsis below and answer the related questions.

Article Link: Intel Unveils New AI Software System To Tackle Deep Fake Videos

The war against fake media is going to be a long and arduous one: on the one side, the innocent public, on the other a range of people intent on perverting the truth. However, it may not all be one$-$sided. Veteran technology company Intel has been testing out new software, the first system designed specifically to identify fake digital media.

According to the article, the technology used to catch deepfakes is called photo plethysmography $($PPG$).$ This technology identifies

Multiple Choice

iris markings.

nostril movement.

blood flow in pixels.