English enlighteners in the 18th century held （）as yardstick for

English enlighteners in the 18th century held （）as yardstick for the measurement of all human activities and relations.
A、property
B、education
C、emotion
D、reason
【正确答案】：D
【题目解析】：启蒙主义者认为一旦理性成为衡量人类行为与关系的尺度，所有的迷信、不公正与压迫便都会让位给“永久的真理”、“永久的公正”及 “天赋的平等”。