In Europe, there are many examples of foreign investment. Many American companies have invested in Europe, and many Japanese companies have also invested in Europe.
In recent years much foreign investment have shifted from the U. S. and Europe to Asia. Many companies from Japan, the United States and Europe are investing heavily in China. Other parts of Asia, such as India and the countries of Southeast Asia, are attracting a lot of American, Japanese and European investment as well.
What is the main topic of this passage？

A. Foreign investment in China.
B. Foreign investment in the U.S.
C. Foreign investment all over the world.
D. How to invest in other countries.