单项选择题
The business suit generally includes_______.
A、business suit, short-sleeved and collard shirt, dress pants and tie and leather shoes
B、business suit, long-sleeved and collard shirt, dress pants and tie and leather shoes
C、smart suit, long-sleeved and collard shirt, dress pants and tie and leather shoes
D、casual suit, long-sleeved and collard shirt, dress pants and tie and leather shoes