Portrait of adult hispanic man in protective face mask during lesson in extension school. Concept of necessary precautions in COVID pandemic
Palabras clave
man,
male,
portrait,
adult,
people,
ethnic,
hispanic,
arab,
confident,
focused,
cognition,
listening,
studying,
training,
education,
activity,
exam,
lesson,
educating,
lecture,
course,
interaction,
classroom,
auditorium,
university,
institute,
indoor,
student,
group,
together,
participant,
faculty,
reality,
mask,
facial,
protection,
precaution,
preventing,
pandemic,
health,
infection,
quarantine,
social,
distance
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