教室で座っている女生徒と男子生徒のティーンエイ ジャーのグループ. - ストックフォト＆画像

Group of schoolboys and schoolgirls rising hands to answer th question.

Group of schoolboys and schoolgirls rising hands to answer th question.

Asian male speaker is speaking at seminars and workshops to the people in the meeting. Participants are raising their hands to ask questions.

Asian male speaker is speaking at seminars and workshops to the people in the meeting. Participants are raising their hands to ask questions.

Asian male speaker is speaking at seminars and workshops to the people in the meeting. Participants are raising their hands to ask questions.

Raised up hands and arms of large group in seminar class room at Conference

Man Raising Hand During Lecture

Young Man Raising Hand

Group of unrecognisable young people rising arms on educational training.

Man Raising Hand During Lecture

Woman Holding Tablet While Presenting

Young African businesswoman making a presentation to her colleagues at the modern office space.

Group of unrecognisable young people rising arms on educational training.

Group of Young People in Office