Yamapi exclaims and bows again . They talk a bit more about the DVD and Yamapi says thanks again and then they part ways . Everyone in the room found it odd that Yamapi has n't spoken at all and the meeting was already halfway through . He was also wearing this really odd bonnet .

Generate a question about the above context.
Why are some unnerved by Yamapi 's behavior ?
Pick from:
* They are unnerved by his lack of speaking .;
* They are unnerved by him selling DVDs .;
* They are unnerved by him being on the DVD .;
* They are unnerved by him destroying the DVDs .;