The Taotie! It's a motif that was commonly found on ritual vessels from the Shang and Zhou dynasty.
The answer that you are looking for is letter A.
<span>The city of Pompeii is important because of the way
Vesuvius both destroyed and preserved it, but in the 1st Century AD it
had little special significance.</span>
this is something you should look up instead of posting on a learning platform