《史记·商君列传》记载:“集小乡邑聚为县,置令、丞,凡三十一县。为田开仟陌封疆,而赋税平。平斗桶权衡丈尺。”以上涉及商鞅变法的措施有①推行县制 ②废除井田制 ③统一度量衡 ④重农抑商
A:①②③
B:①②③④
C:②③
D:①④
— Linda won first prize in the English speaking competition last week.
—Yes, she didn't let her teacher down.