Wow , hearing these names and coupled with the aroma and fragrance of Hong Kong dim sum diffusing into our senses had us flashing the various dim sum even before we seated . We were so excited and could not wait to eat and eat and eat ! Once we settled down , we quickly had plates and reels of dim sum snacks spread out on our table . Yummie , the sight of these mouth watering dim sum really had us drooling our saliva waiting to feast on them .

Generate a question about the above context.
Why may they have been more excited then usual to be eating dim sum ?
OPT: (I). Because it was the only food they were familiar with . (II). Because they would be eating it in its country of origin . (III). Because they were getting a very good deal from the restaurant . (IV). Because they were used to eating it where they came from .