中国問題ちょっと疑問＃１

More ancient Egyptian temples were constructed in the reign of Ramses 2 <as in any other.>

a) as in any other
b) as any other
c) as in others
d) than others
e) than in any other

正解はe)ですが、d)が駄目は理由をどなたか教えていただけますか。

http://tools.geocities.co.jp/CollegeLife-Cafe/6302/@geoboard/