AV Clip 16 : AV 16 Autism spectrum disorder assessment video Raising Children Network.mp4 Watch the video clip three times and give an answer as short as possible to each of the following questions according to the information from the video clip.
【单选题】Failure of fusion of the endocardial cushions leads to the condition known as persistent atrioventricular canal. This is associated with all of the following EXCEPT( )