Speaker at Business Conference and Presentation. Audience in the conference hall. Rear view of unrecognizable people in audience.
Palabras clave
people,
group,
business,
conference,
crowd,
audience,
meeting,
woman,
seminar,
education,
presentation,
family,
classroom,
children,
student,
learning,
student,
event,
back,
team,
lecture,
training,
person,
school,
children
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