A Sociological Study Conducted at the University of California at Berkley

A sociological study conducted at the University of California at Berkley compared immigrants coming to Canada with those of similar backgrounds coming to the United States.The study found that immigrants to Canada are more quickly able to feel "Canadian," despite being allowed and encouraged to retain their ethnic identity, than immigrants to the United States are able to feel "American." What did the researchers conclude was the reason for this?

A) Canada promotes ethnic enclaves.
B) Canada has better social programs to promote integration.
C) Canada has institutionalized multiculturalism.
D) Hyphenated Canadians have the freedom to choose their identity.