A-A+
Finding information in today's world is easy.
问题详情
Finding information in today"s world is easy. The ______ is how you can tell if the information you get is useful or not.
A．ability
B．competition
C．challenge
D．knowledge请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：C
解析：challenge意为“挑战，艰巨任务，难题”。ability意为“能力”；competition意为“竞赛”；knowledge意为“知识”。
