Mass tourism is the product of t

Mass tourism is the product of the ______.
A、late 1950s and early 1960s
B、late 1960s and early 1970s
C、late 1970s and early 1980s
D、late 1980s and early 1990s
【正确答案】：B
【题目解析】：(P21)本题考查大众旅游。 大众旅游产生于20世纪60年代末、70年代初。