What effect does the author's reference to "My colleagues and I" (line 32) have on
the tone of the passage?
A) It creates a dubious tone that conveys the
author's skepticism toward Iyengar and
Lepper's research.
B) It creates a reassuring tone that conveys the
power of individual experience.
C) It creates a conversational tone that conveys
potentially dry information in a personal
manner.
D) It creates a distraught tone that conveys the
uncertainty accompanying excessive choice.