doubtful
action
adult
answer
anxiety
ask
background
challenge
communicate
concern
confusion
disbelief
distrust
doubt
emotion
expression
fear
gesticulate
gesture
gesturing
hand
head
hesitation
hispanic
male
man
mistrust
motion
note
one person
person
pose
posture
problem
query
question
signal
standing
suspicion
test
uncertainty
up
white
why
wonder
word
worry
young