A businessman planning new ideas with a chalkboard diagram of strategies -
Palabras clave
blackboard,
teacher,
business,
education,
student,
school,
businessman,
classroom,
woman,
class,
formula,
mathematic,
idea,
board,
mathematic,
blackboard,
concept,
success,
chalk,
study,
nerd,
thinking,
people,
goggles,
person
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