By far the most abundant form is boreal, or northern, forest, wh

By far the most abundant form is boreal, or northern, forest, which accounts for ______ of the nation’s forested area.
A、three fifths
B、four fifths
C、a third
D、a quarter
【正确答案】：B
【题目解析】：By far the most abundant form is boreal, or northern, forest, which accounts for four fifths of the nation’s forested area. 参见教材P264。