1. A new phenomena, which is visible at Managua’s major intersections, are waves of vendors and beggars, which include many children and mob cars at the stoplights. (A) A new phenomena, which is visible at Managua’s major intersections, are waves of vendors and beggars, which include many children and (B) Visible at Managua’s major intersections are waves of vendors and beggars with many children, new phenomena that (C) A new phenomenon visible at Managua’s major intersections is waves of vendors and beggars, many of them children, who (D) Phenomenally new waves of vendors, beggars, and many children are visible at Managua’s major intersections, which（C） (E) A wave of vendors and beggars, many of whom are children, are visible at Managua’s major intersections, where they are a new phenomenon and 为什么是C? many of them children? 可以这么用么？俺不懂啊 | 
