从公关礼仪的角度看，对头发、面部、手部等方面的要求被称作（）

A.仪容规范

B.表情规范

C.举止规范

D.卫生规范

The speaker mentioned all of the following as effects of mass transportation on cities EXCEPT
A. Growth in city area.
B. Separation of commercial and residential areas.
C. Changes in life in the inner city.
D. Increased standards of living.