Back view of older student raising his hand to answer teacher's question during education training class.
Palabras clave
student,
university,
lecture,
study,
hand raised,
answer,
ask,
multiracial,
adult,
back to school,
caucasian,
class,
classroom,
college,
college students,
course,
education,
group,
higher education,
indoor,
lecture hall,
lifestyle,
man,
mature,
people,
prof,
seminar
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