请教一句托付阅读语法The first is the habituation-dishabituation techni

请教一句托付阅读语法
The first is the habituation-dishabituation technique,in which a singlestimulus is presented repeatedly to the infant until there is a measurabledecline (habituation) in whatever attending behavior is being observed.
whatever attending behavior is being observed.在句子中什么成分,如何翻译?

The first is the habituation-dishabituation technique,in which a single stimulus is presented repeatedly to the infant until there is a measurable decline (habituation) in whatever attending behavior is being observed.
第一项就是习惯化-去习惯化的技巧,利用这种方法对婴儿反复呈现某种单一的刺激物,直到在其任意可见的专注行为中出现可测量的习惯退化.
Whatever后面的从句是做介词in的宾语从句.而in whatever ...是做状语的.
再如：I am interested in whatever he told me.They always try to find a fault in whatever I have done.