business people brainstoming in office

20s 30s 40s adult advise adviser advising advisor attractive board business businessman businesspeople businesswoman casual caucasian chart clothing collar colleagues color communication concentration consultant consulting cooperation creative discussion explaining face female females glasses graph group groups indoor male man meeting men office partners partnership people person photo portrait presentation professional relationship room serious shirt showing speaking table talking team teamwork teamworking tie together training using wear white whiteboard woman women work worker workers working workplace young