They ask a range of questions that are innocuous at first then become more threatening.
I was relieved when Michelle Obama made an innocuous decision to simply evolve her hairstyle!
On May 24, 2012, Senator Jon Kyl, an Arizona Republican, gave an innocuous interview to a visiting journalist from Turkey.
unlikely to arouse strong feeling; insipid
Latin in- + nocere 'to injure'
innocuous in·noc·u·ous (ĭ-nŏk'yōō-əs)
Having no adverse effect; harmless.