3035
activity
adult
african
afro
american
appearance
attendance
audience
briefing
business
career
casuals
cheerful
colleagues
company
conference
congress
development
education
emotions
enthusiastic
ethnicity
group
hall
improvement
indoors
interest
international
lecturing
listening
man
manager
meeting
occupation
participant
people
person
portrait
presentation
professional
room
seminar
smiling
startup
strategy
studying
training