【单选题】Washington Irving was America's first man of letters to be known inter nationally. His works were received enthusiastically both in England and in the United States. He was, in fact, one of the most s...
A.
His personal qualities were entirely responsible for his literary success.
B.
His personal qualities were primarily responsible for his literary success.
C.
His personal qualities, had some effect on his literary success.
D.
His personal qualifies had no effect on his literary success.