根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
To emigrate means to move to another country and start a new life.       Also, it is the surest way to change a man’s life completely.
Nowadays, emigration is especially important to scientists and people possessing unique skills and talents.      Also, emigration might be your answer to all the difficult questions life brought to you. And, of course, if you are a scientist with a PH.D. degree and your country does not believe your research to deserve adequate funding, emigration may be your only way to continue professional activities.
   European finest professionals, talented scientists, engineers, inventors, doctors, writers, musicians, actors, artists, athletes began moving to the US soon after the end of the World War II.
   The United States is still attracting people from all walks of life. And most capable and talented among them are most welcome there. Even during the world economic crisis, America remains a country with the most stable economy and best funded research and development institutions. Thousands of immigrants arrive in the US every day in search of success and recognition.    

A．The USA is suffering from brain drain most in the world.

B．Emigration is and always has been an ultimate answer to challenges of life.

C．Emigration is becoming more and more serious in less-developed countries.

D．Today, sixty years later, that emigration of talents called brain drain still exists.

E.Emigration of people who can make a great contribution to scientific and cultural fields is not a new phenomenon.
F.People consider the USA as the perfect place where one can reap the best rewards for creativity and knowledge.
G.If your talent in music or literature, theater or painting seems not in need of in your country, emigration might be your best bet to achiever your creative goals.