Answer:
Culture differences do matter
Explanation:
In general Germans and German companies are known for being formal, following the rules as strict as possible and regarding the quality of a product as the supreme issue that must not be taken lightly.
The Americans however are less formal, more (market) flexible and show a clear business attitude that focuses more on quantity in production.
Not to mention the social gap when it comes to the working conditions between the two cultures...
Answer:
6000 years ago
We believe Sumerian civilization first took form in southern Mesopotamia around 4000 BCE—or 6000 years ago—which would make it the first urban civilization in the region. Mesopotamians are noted for developing one of the first written scripts around 3000 BCE: wedge-shaped marks pressed into clay tablets.
I would go with D. All of the above. Even though I don't know about the Song/Tang Dynasties, I know for sure that they invented those things. So it is D.