某化合物的λ(正己烷)=329nm,λ(水)=305nm,该吸收的跃迁类型为

A、σ→σ[img=~/QImg/2013-10-14-10-14-34/image004.jpg]
B、n→σ[img=~/QImg/2013-10-14-10-14-34/image004.jpg]
C、n→π[img=~/QImg/2013-10-14-10-14-34/image004.jpg]
D、π→π[img=~/QImg/2013-10-14-10-14-34/image004.jpg]